Home / 908,593.48-1,253,867.29-500,709.96

Finding the Fourth Proportional to 908,593.48, 1,253,867.29 and 500,709.96

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Solution

The fourth proportional to 908,593.48, 1,253,867.29 and 500,709.96 is: 690,984.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,593.48 : 1,253,867.29 = 500,709.96 : x
  2. Step 2: Convert to fraction form
    908,593.48/1,253,867.29 = 500,709.96/x
  3. Step 3: Cross multiply
    908,593.48x = 1,253,867.29 × 500,709.96
  4. Step 4: Simplify right side
    908,593.48x = 627,823,840,621.21
  5. Step 5: Solve for x
    x = 627,823,840,621.21/908,593.48
  6. Step 6: Final answer
    x = 690,984.31

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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.