Home / 500,332.19-690,562.67-459,982.04

Finding the Fourth Proportional to 500,332.19, 690,562.67 and 459,982.04

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Solution

The fourth proportional to 500,332.19, 690,562.67 and 459,982.04 is: 634,871.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,332.19 : 690,562.67 = 459,982.04 : x
  2. Step 2: Convert to fraction form
    500,332.19/690,562.67 = 459,982.04/x
  3. Step 3: Cross multiply
    500,332.19x = 690,562.67 × 459,982.04
  4. Step 4: Simplify right side
    500,332.19x = 317,646,419,941.72
  5. Step 5: Solve for x
    x = 317,646,419,941.72/500,332.19
  6. Step 6: Final answer
    x = 634,871.05

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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.