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Finding the Fourth Proportional to 636,310.80, 954,466.20 and 532,112.40

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Solution

The fourth proportional to 636,310.80, 954,466.20 and 532,112.40 is: 798,168.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    636,310.80 : 954,466.20 = 532,112.40 : x
  2. Step 2: Convert to fraction form
    636,310.80/954,466.20 = 532,112.40/x
  3. Step 3: Cross multiply
    636,310.80x = 954,466.20 × 532,112.40
  4. Step 4: Simplify right side
    636,310.80x = 507,883,300,400.88
  5. Step 5: Solve for x
    x = 507,883,300,400.88/636,310.80
  6. Step 6: Final answer
    x = 798,168.60

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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.