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Finding the Fourth Proportional to 357,143.72, 535,434.71 and 244,482.44

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Solution

The fourth proportional to 357,143.72, 535,434.71 and 244,482.44 is: 366,531.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,143.72 : 535,434.71 = 244,482.44 : x
  2. Step 2: Convert to fraction form
    357,143.72/535,434.71 = 244,482.44/x
  3. Step 3: Cross multiply
    357,143.72x = 535,434.71 × 244,482.44
  4. Step 4: Simplify right side
    357,143.72x = 130,904,380,461.91
  5. Step 5: Solve for x
    x = 130,904,380,461.91/357,143.72
  6. Step 6: Final answer
    x = 366,531.38

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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.