Home / 356,934.97-492,568.95-220,941.84

Finding the Fourth Proportional to 356,934.97, 492,568.95 and 220,941.84

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Solution

The fourth proportional to 356,934.97, 492,568.95 and 220,941.84 is: 304,898.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,934.97 : 492,568.95 = 220,941.84 : x
  2. Step 2: Convert to fraction form
    356,934.97/492,568.95 = 220,941.84/x
  3. Step 3: Cross multiply
    356,934.97x = 492,568.95 × 220,941.84
  4. Step 4: Simplify right side
    356,934.97x = 108,829,091,572.74
  5. Step 5: Solve for x
    x = 108,829,091,572.74/356,934.97
  6. Step 6: Final answer
    x = 304,898.93

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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.