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Finding the Fourth Proportional to 464,083.38, 696,125.62 and 127,126.94

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Solution

The fourth proportional to 464,083.38, 696,125.62 and 127,126.94 is: 190,690.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,083.38 : 696,125.62 = 127,126.94 : x
  2. Step 2: Convert to fraction form
    464,083.38/696,125.62 = 127,126.94/x
  3. Step 3: Cross multiply
    464,083.38x = 696,125.62 × 127,126.94
  4. Step 4: Simplify right side
    464,083.38x = 88,496,319,926.20
  5. Step 5: Solve for x
    x = 88,496,319,926.20/464,083.38
  6. Step 6: Final answer
    x = 190,690.56

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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.