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Finding the Fourth Proportional to 382,252.88, 573,381.16 and 116,015.71

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Solution

The fourth proportional to 382,252.88, 573,381.16 and 116,015.71 is: 174,024.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,252.88 : 573,381.16 = 116,015.71 : x
  2. Step 2: Convert to fraction form
    382,252.88/573,381.16 = 116,015.71/x
  3. Step 3: Cross multiply
    382,252.88x = 573,381.16 × 116,015.71
  4. Step 4: Simplify right side
    382,252.88x = 66,521,218,931.04
  5. Step 5: Solve for x
    x = 66,521,218,931.04/382,252.88
  6. Step 6: Final answer
    x = 174,024.11

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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.