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Finding the Fourth Proportional to 318,166.47, 477,331.73 and 93,534.24

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Solution

The fourth proportional to 318,166.47, 477,331.73 and 93,534.24 is: 140,325.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,166.47 : 477,331.73 = 93,534.24 : x
  2. Step 2: Convert to fraction form
    318,166.47/477,331.73 = 93,534.24/x
  3. Step 3: Cross multiply
    318,166.47x = 477,331.73 × 93,534.24
  4. Step 4: Simplify right side
    318,166.47x = 44,646,860,593.44
  5. Step 5: Solve for x
    x = 44,646,860,593.44/318,166.47
  6. Step 6: Final answer
    x = 140,325.47

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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.