Home / 439,264.95-658,145.45-239,725.50

Finding the Fourth Proportional to 439,264.95, 658,145.45 and 239,725.50

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Solution

The fourth proportional to 439,264.95, 658,145.45 and 239,725.50 is: 359,177.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,264.95 : 658,145.45 = 239,725.50 : x
  2. Step 2: Convert to fraction form
    439,264.95/658,145.45 = 239,725.50/x
  3. Step 3: Cross multiply
    439,264.95x = 658,145.45 × 239,725.50
  4. Step 4: Simplify right side
    439,264.95x = 157,774,247,056.28
  5. Step 5: Solve for x
    x = 157,774,247,056.28/439,264.95
  6. Step 6: Final answer
    x = 359,177.87

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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.