Home / 252,364.31-378,545.25-239,750.18

Finding the Fourth Proportional to 252,364.31, 378,545.25 and 239,750.18

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Solution

The fourth proportional to 252,364.31, 378,545.25 and 239,750.18 is: 359,624.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,364.31 : 378,545.25 = 239,750.18 : x
  2. Step 2: Convert to fraction form
    252,364.31/378,545.25 = 239,750.18/x
  3. Step 3: Cross multiply
    252,364.31x = 378,545.25 × 239,750.18
  4. Step 4: Simplify right side
    252,364.31x = 90,756,290,902.93
  5. Step 5: Solve for x
    x = 90,756,290,902.93/252,364.31
  6. Step 6: Final answer
    x = 359,624.11

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1.5x scale

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.