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Finding the Fourth Proportional to 424,160.10, 636,240.15 and 244,060.65

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Solution

The fourth proportional to 424,160.10, 636,240.15 and 244,060.65 is: 366,090.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,160.10 : 636,240.15 = 244,060.65 : x
  2. Step 2: Convert to fraction form
    424,160.10/636,240.15 = 244,060.65/x
  3. Step 3: Cross multiply
    424,160.10x = 636,240.15 × 244,060.65
  4. Step 4: Simplify right side
    424,160.10x = 155,281,184,565.10
  5. Step 5: Solve for x
    x = 155,281,184,565.10/424,160.10
  6. Step 6: Final answer
    x = 366,090.98

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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.