Home / 374,862.61-517,100.15-229,738.70

Finding the Fourth Proportional to 374,862.61, 517,100.15 and 229,738.70

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Solution

The fourth proportional to 374,862.61, 517,100.15 and 229,738.70 is: 316,910.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,862.61 : 517,100.15 = 229,738.70 : x
  2. Step 2: Convert to fraction form
    374,862.61/517,100.15 = 229,738.70/x
  3. Step 3: Cross multiply
    374,862.61x = 517,100.15 × 229,738.70
  4. Step 4: Simplify right side
    374,862.61x = 118,797,916,230.81
  5. Step 5: Solve for x
    x = 118,797,916,230.81/374,862.61
  6. Step 6: Final answer
    x = 316,910.55

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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.