Home / 831,098-1,246,854.36-240,122

Finding the Fourth Proportional to 831,098, 1,246,854.36 and 240,122

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Solution

The fourth proportional to 831,098, 1,246,854.36 and 240,122 is: 360,242.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    831,098 : 1,246,854.36 = 240,122 : x
  2. Step 2: Convert to fraction form
    831,098/1,246,854.36 = 240,122/x
  3. Step 3: Cross multiply
    831,098x = 1,246,854.36 × 240,122
  4. Step 4: Simplify right side
    831,098x = 299,397,162,631.92
  5. Step 5: Solve for x
    x = 299,397,162,631.92/831,098
  6. Step 6: Final answer
    x = 360,242.91

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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.