Home / 369,203.12-551,781.41-269,573.12

Finding the Fourth Proportional to 369,203.12, 551,781.41 and 269,573.12

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Solution

The fourth proportional to 369,203.12, 551,781.41 and 269,573.12 is: 402,882.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,203.12 : 551,781.41 = 269,573.12 : x
  2. Step 2: Convert to fraction form
    369,203.12/551,781.41 = 269,573.12/x
  3. Step 3: Cross multiply
    369,203.12x = 551,781.41 × 269,573.12
  4. Step 4: Simplify right side
    369,203.12x = 148,745,436,251.70
  5. Step 5: Solve for x
    x = 148,745,436,251.70/369,203.12
  6. Step 6: Final answer
    x = 402,882.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.