Home / 338,854.46-508,285.33-102,199.19

Finding the Fourth Proportional to 338,854.46, 508,285.33 and 102,199.19

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Solution

The fourth proportional to 338,854.46, 508,285.33 and 102,199.19 is: 153,299.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,854.46 : 508,285.33 = 102,199.19 : x
  2. Step 2: Convert to fraction form
    338,854.46/508,285.33 = 102,199.19/x
  3. Step 3: Cross multiply
    338,854.46x = 508,285.33 × 102,199.19
  4. Step 4: Simplify right side
    338,854.46x = 51,946,345,962.46
  5. Step 5: Solve for x
    x = 51,946,345,962.46/338,854.46
  6. Step 6: Final answer
    x = 153,299.88

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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.