Home / 1,001,453.12-1,502,180.80-253,499.12

Finding the Fourth Proportional to 1,001,453.12, 1,502,180.80 and 253,499.12

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Solution

The fourth proportional to 1,001,453.12, 1,502,180.80 and 253,499.12 is: 380,248.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001,453.12 : 1,502,180.80 = 253,499.12 : x
  2. Step 2: Convert to fraction form
    1,001,453.12/1,502,180.80 = 253,499.12/x
  3. Step 3: Cross multiply
    1,001,453.12x = 1,502,180.80 × 253,499.12
  4. Step 4: Simplify right side
    1,001,453.12x = 380,801,510,880.90
  5. Step 5: Solve for x
    x = 380,801,510,880.90/1,001,453.12
  6. Step 6: Final answer
    x = 380,248.96

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.