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Finding the Fourth Proportional to 375,911.16, 563,779.46 and 224,150.61

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Solution

The fourth proportional to 375,911.16, 563,779.46 and 224,150.61 is: 336,173.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,911.16 : 563,779.46 = 224,150.61 : x
  2. Step 2: Convert to fraction form
    375,911.16/563,779.46 = 224,150.61/x
  3. Step 3: Cross multiply
    375,911.16x = 563,779.46 × 224,150.61
  4. Step 4: Simplify right side
    375,911.16x = 126,371,508,106.91
  5. Step 5: Solve for x
    x = 126,371,508,106.91/375,911.16
  6. Step 6: Final answer
    x = 336,173.86

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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.