Home / 1,337,164.32-2,005,750.80-339,892.32

Finding the Fourth Proportional to 1,337,164.32, 2,005,750.80 and 339,892.32

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Solution

The fourth proportional to 1,337,164.32, 2,005,750.80 and 339,892.32 is: 509,839.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,337,164.32 : 2,005,750.80 = 339,892.32 : x
  2. Step 2: Convert to fraction form
    1,337,164.32/2,005,750.80 = 339,892.32/x
  3. Step 3: Cross multiply
    1,337,164.32x = 2,005,750.80 × 339,892.32
  4. Step 4: Simplify right side
    1,337,164.32x = 681,739,292,753.86
  5. Step 5: Solve for x
    x = 681,739,292,753.86/1,337,164.32
  6. Step 6: Final answer
    x = 509,839.58

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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.