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Finding the Fourth Proportional to 636,222.80, 954,334.20 and 532,024.40

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Solution

The fourth proportional to 636,222.80, 954,334.20 and 532,024.40 is: 798,036.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    636,222.80 : 954,334.20 = 532,024.40 : x
  2. Step 2: Convert to fraction form
    636,222.80/954,334.20 = 532,024.40/x
  3. Step 3: Cross multiply
    636,222.80x = 954,334.20 × 532,024.40
  4. Step 4: Simplify right side
    636,222.80x = 507,729,080,154.48
  5. Step 5: Solve for x
    x = 507,729,080,154.48/636,222.80
  6. Step 6: Final answer
    x = 798,036.60

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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.