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Finding the Fourth Proportional to 500,498.10, 750,788.73 and 163,531.62

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Solution

The fourth proportional to 500,498.10, 750,788.73 and 163,531.62 is: 245,311.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,498.10 : 750,788.73 = 163,531.62 : x
  2. Step 2: Convert to fraction form
    500,498.10/750,788.73 = 163,531.62/x
  3. Step 3: Cross multiply
    500,498.10x = 750,788.73 × 163,531.62
  4. Step 4: Simplify right side
    500,498.10x = 122,777,697,294.64
  5. Step 5: Solve for x
    x = 122,777,697,294.64/500,498.10
  6. Step 6: Final answer
    x = 245,311.02

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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.