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Finding the Fourth Proportional to 274,127.33, 411,060.60 and 160,307.64

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Solution

The fourth proportional to 274,127.33, 411,060.60 and 160,307.64 is: 240,385.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,127.33 : 411,060.60 = 160,307.64 : x
  2. Step 2: Convert to fraction form
    274,127.33/411,060.60 = 160,307.64/x
  3. Step 3: Cross multiply
    274,127.33x = 411,060.60 × 160,307.64
  4. Step 4: Simplify right side
    274,127.33x = 65,896,154,682.98
  5. Step 5: Solve for x
    x = 65,896,154,682.98/274,127.33
  6. Step 6: Final answer
    x = 240,385.21

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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.