Home / 477,134.10-658,437.65-262,269.58

Finding the Fourth Proportional to 477,134.10, 658,437.65 and 262,269.58

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Solution

The fourth proportional to 477,134.10, 658,437.65 and 262,269.58 is: 361,927.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,134.10 : 658,437.65 = 262,269.58 : x
  2. Step 2: Convert to fraction form
    477,134.10/658,437.65 = 262,269.58/x
  3. Step 3: Cross multiply
    477,134.10x = 658,437.65 × 262,269.58
  4. Step 4: Simplify right side
    477,134.10x = 172,688,165,921.69
  5. Step 5: Solve for x
    x = 172,688,165,921.69/477,134.10
  6. Step 6: Final answer
    x = 361,927.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.