Home / 998,439.30-1,497,658.95-598,874.40

Finding the Fourth Proportional to 998,439.30, 1,497,658.95 and 598,874.40

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Solution

The fourth proportional to 998,439.30, 1,497,658.95 and 598,874.40 is: 898,311.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,439.30 : 1,497,658.95 = 598,874.40 : x
  2. Step 2: Convert to fraction form
    998,439.30/1,497,658.95 = 598,874.40/x
  3. Step 3: Cross multiply
    998,439.30x = 1,497,658.95 × 598,874.40
  4. Step 4: Simplify right side
    998,439.30x = 896,909,605,085.88
  5. Step 5: Solve for x
    x = 896,909,605,085.88/998,439.30
  6. Step 6: Final answer
    x = 898,311.60

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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.