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Finding the Fourth Proportional to 600,349.20, 898,336.80 and 442,885.20

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Solution

The fourth proportional to 600,349.20, 898,336.80 and 442,885.20 is: 662,714.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,349.20 : 898,336.80 = 442,885.20 : x
  2. Step 2: Convert to fraction form
    600,349.20/898,336.80 = 442,885.20/x
  3. Step 3: Cross multiply
    600,349.20x = 898,336.80 × 442,885.20
  4. Step 4: Simplify right side
    600,349.20x = 397,860,073,335.36
  5. Step 5: Solve for x
    x = 397,860,073,335.36/600,349.20
  6. Step 6: Final answer
    x = 662,714.42

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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.