Home / 439,166.47-658,738.71-202,508.95

Finding the Fourth Proportional to 439,166.47, 658,738.71 and 202,508.95

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Solution

The fourth proportional to 439,166.47, 658,738.71 and 202,508.95 is: 303,758.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,166.47 : 658,738.71 = 202,508.95 : x
  2. Step 2: Convert to fraction form
    439,166.47/658,738.71 = 202,508.95/x
  3. Step 3: Cross multiply
    439,166.47x = 658,738.71 × 202,508.95
  4. Step 4: Simplify right side
    439,166.47x = 133,400,484,486.46
  5. Step 5: Solve for x
    x = 133,400,484,486.46/439,166.47
  6. Step 6: Final answer
    x = 303,758.35

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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.