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Finding the Fourth Proportional to 566,985.29, 850,456.66 and 140,522.53

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Solution

The fourth proportional to 566,985.29, 850,456.66 and 140,522.53 is: 210,778.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,985.29 : 850,456.66 = 140,522.53 : x
  2. Step 2: Convert to fraction form
    566,985.29/850,456.66 = 140,522.53/x
  3. Step 3: Cross multiply
    566,985.29x = 850,456.66 × 140,522.53
  4. Step 4: Simplify right side
    566,985.29x = 119,508,321,518.55
  5. Step 5: Solve for x
    x = 119,508,321,518.55/566,985.29
  6. Step 6: Final answer
    x = 210,778.52

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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.