Home / 1,170,213.92-1,755,381.04-328,831.28

Finding the Fourth Proportional to 1,170,213.92, 1,755,381.04 and 328,831.28

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Solution

The fourth proportional to 1,170,213.92, 1,755,381.04 and 328,831.28 is: 493,263.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,213.92 : 1,755,381.04 = 328,831.28 : x
  2. Step 2: Convert to fraction form
    1,170,213.92/1,755,381.04 = 328,831.28/x
  3. Step 3: Cross multiply
    1,170,213.92x = 1,755,381.04 × 328,831.28
  4. Step 4: Simplify right side
    1,170,213.92x = 577,224,194,270.93
  5. Step 5: Solve for x
    x = 577,224,194,270.93/1,170,213.92
  6. Step 6: Final answer
    x = 493,263.83

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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.