Home / 668,233.80-1,002,350.70-510,769.80

Finding the Fourth Proportional to 668,233.80, 1,002,350.70 and 510,769.80

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Solution

The fourth proportional to 668,233.80, 1,002,350.70 and 510,769.80 is: 766,154.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,233.80 : 1,002,350.70 = 510,769.80 : x
  2. Step 2: Convert to fraction form
    668,233.80/1,002,350.70 = 510,769.80/x
  3. Step 3: Cross multiply
    668,233.80x = 1,002,350.70 × 510,769.80
  4. Step 4: Simplify right side
    668,233.80x = 511,970,466,568.86
  5. Step 5: Solve for x
    x = 511,970,466,568.86/668,233.80
  6. Step 6: Final answer
    x = 766,154.70

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1.5x scale

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.