Home / 1,371,503.20-2,057,254.80-374,231.20

Finding the Fourth Proportional to 1,371,503.20, 2,057,254.80 and 374,231.20

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Solution

The fourth proportional to 1,371,503.20, 2,057,254.80 and 374,231.20 is: 561,346.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,371,503.20 : 2,057,254.80 = 374,231.20 : x
  2. Step 2: Convert to fraction form
    1,371,503.20/2,057,254.80 = 374,231.20/x
  3. Step 3: Cross multiply
    1,371,503.20x = 2,057,254.80 × 374,231.20
  4. Step 4: Simplify right side
    1,371,503.20x = 769,888,932,509.76
  5. Step 5: Solve for x
    x = 769,888,932,509.76/1,371,503.20
  6. Step 6: Final answer
    x = 561,346.80

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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.