Home / 687,301.20-1,030,951.80-598,727.70

Finding the Fourth Proportional to 687,301.20, 1,030,951.80 and 598,727.70

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Solution

The fourth proportional to 687,301.20, 1,030,951.80 and 598,727.70 is: 898,091.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    687,301.20 : 1,030,951.80 = 598,727.70 : x
  2. Step 2: Convert to fraction form
    687,301.20/1,030,951.80 = 598,727.70/x
  3. Step 3: Cross multiply
    687,301.20x = 1,030,951.80 × 598,727.70
  4. Step 4: Simplify right side
    687,301.20x = 617,259,400,024.86
  5. Step 5: Solve for x
    x = 617,259,400,024.86/687,301.20
  6. Step 6: Final answer
    x = 898,091.55

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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.