Home / 955,719.95-1,433,828.18-356,685.66

Finding the Fourth Proportional to 955,719.95, 1,433,828.18 and 356,685.66

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Solution

The fourth proportional to 955,719.95, 1,433,828.18 and 356,685.66 is: 535,121.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,719.95 : 1,433,828.18 = 356,685.66 : x
  2. Step 2: Convert to fraction form
    955,719.95/1,433,828.18 = 356,685.66/x
  3. Step 3: Cross multiply
    955,719.95x = 1,433,828.18 × 356,685.66
  4. Step 4: Simplify right side
    955,719.95x = 511,425,951,601.61
  5. Step 5: Solve for x
    x = 511,425,951,601.61/955,719.95
  6. Step 6: Final answer
    x = 535,121.15

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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.