Home / 382,831.50-574,252.70-146,187.16

Finding the Fourth Proportional to 382,831.50, 574,252.70 and 146,187.16

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Solution

The fourth proportional to 382,831.50, 574,252.70 and 146,187.16 is: 219,282.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,831.50 : 574,252.70 = 146,187.16 : x
  2. Step 2: Convert to fraction form
    382,831.50/574,252.70 = 146,187.16/x
  3. Step 3: Cross multiply
    382,831.50x = 574,252.70 × 146,187.16
  4. Step 4: Simplify right side
    382,831.50x = 83,948,371,335.33
  5. Step 5: Solve for x
    x = 83,948,371,335.33/382,831.50
  6. Step 6: Final answer
    x = 219,282.82

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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.