Home / 598,228.20-897,342.30-521,245.80

Finding the Fourth Proportional to 598,228.20, 897,342.30 and 521,245.80

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Solution

The fourth proportional to 598,228.20, 897,342.30 and 521,245.80 is: 781,868.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,228.20 : 897,342.30 = 521,245.80 : x
  2. Step 2: Convert to fraction form
    598,228.20/897,342.30 = 521,245.80/x
  3. Step 3: Cross multiply
    598,228.20x = 897,342.30 × 521,245.80
  4. Step 4: Simplify right side
    598,228.20x = 467,735,905,037.34
  5. Step 5: Solve for x
    x = 467,735,905,037.34/598,228.20
  6. Step 6: Final answer
    x = 781,868.70

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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.