Home / 773,769.60-1,161,529.20-458,404.20

Finding the Fourth Proportional to 773,769.60, 1,161,529.20 and 458,404.20

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Solution

The fourth proportional to 773,769.60, 1,161,529.20 and 458,404.20 is: 688,124.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,769.60 : 1,161,529.20 = 458,404.20 : x
  2. Step 2: Convert to fraction form
    773,769.60/1,161,529.20 = 458,404.20/x
  3. Step 3: Cross multiply
    773,769.60x = 1,161,529.20 × 458,404.20
  4. Step 4: Simplify right side
    773,769.60x = 532,449,863,702.64
  5. Step 5: Solve for x
    x = 532,449,863,702.64/773,769.60
  6. Step 6: Final answer
    x = 688,124.56

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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.