Home / 349,737.76-482,621.04-198,831.52

Finding the Fourth Proportional to 349,737.76, 482,621.04 and 198,831.52

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Solution

The fourth proportional to 349,737.76, 482,621.04 and 198,831.52 is: 274,377.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,737.76 : 482,621.04 = 198,831.52 : x
  2. Step 2: Convert to fraction form
    349,737.76/482,621.04 = 198,831.52/x
  3. Step 3: Cross multiply
    349,737.76x = 482,621.04 × 198,831.52
  4. Step 4: Simplify right side
    349,737.76x = 95,960,274,967.18
  5. Step 5: Solve for x
    x = 95,960,274,967.18/349,737.76
  6. Step 6: Final answer
    x = 274,377.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.