Home / 908,593.85-1,253,867.93-500,710.32

Finding the Fourth Proportional to 908,593.85, 1,253,867.93 and 500,710.32

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Solution

The fourth proportional to 908,593.85, 1,253,867.93 and 500,710.32 is: 690,984.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,593.85 : 1,253,867.93 = 500,710.32 : x
  2. Step 2: Convert to fraction form
    908,593.85/1,253,867.93 = 500,710.32/x
  3. Step 3: Cross multiply
    908,593.85x = 1,253,867.93 × 500,710.32
  4. Step 4: Simplify right side
    908,593.85x = 627,824,609,964.49
  5. Step 5: Solve for x
    x = 627,824,609,964.49/908,593.85
  6. Step 6: Final answer
    x = 690,984.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.