Home / 439,308.20-658,524.90-202,237.40

Finding the Fourth Proportional to 439,308.20, 658,524.90 and 202,237.40

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Solution

The fourth proportional to 439,308.20, 658,524.90 and 202,237.40 is: 303,154.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,308.20 : 658,524.90 = 202,237.40 : x
  2. Step 2: Convert to fraction form
    439,308.20/658,524.90 = 202,237.40/x
  3. Step 3: Cross multiply
    439,308.20x = 658,524.90 × 202,237.40
  4. Step 4: Simplify right side
    439,308.20x = 133,178,363,611.26
  5. Step 5: Solve for x
    x = 133,178,363,611.26/439,308.20
  6. Step 6: Final answer
    x = 303,154.74

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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.