Home / 598,961.40-897,129.90-520,229.40

Finding the Fourth Proportional to 598,961.40, 897,129.90 and 520,229.40

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Solution

The fourth proportional to 598,961.40, 897,129.90 and 520,229.40 is: 779,204.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,961.40 : 897,129.90 = 520,229.40 : x
  2. Step 2: Convert to fraction form
    598,961.40/897,129.90 = 520,229.40/x
  3. Step 3: Cross multiply
    598,961.40x = 897,129.90 × 520,229.40
  4. Step 4: Simplify right side
    598,961.40x = 466,713,349,599.06
  5. Step 5: Solve for x
    x = 466,713,349,599.06/598,961.40
  6. Step 6: Final answer
    x = 779,204.39

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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.