Home / 1,570,230.90-2,355,346.35-448,154.10

Finding the Fourth Proportional to 1,570,230.90, 2,355,346.35 and 448,154.10

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Solution

The fourth proportional to 1,570,230.90, 2,355,346.35 and 448,154.10 is: 672,231.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,570,230.90 : 2,355,346.35 = 448,154.10 : x
  2. Step 2: Convert to fraction form
    1,570,230.90/2,355,346.35 = 448,154.10/x
  3. Step 3: Cross multiply
    1,570,230.90x = 2,355,346.35 × 448,154.10
  4. Step 4: Simplify right side
    1,570,230.90x = 1,055,558,123,672.54
  5. Step 5: Solve for x
    x = 1,055,558,123,672.54/1,570,230.90
  6. Step 6: Final answer
    x = 672,231.15

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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.