Home / 382,207.28-573,312.14-115,970

Finding the Fourth Proportional to 382,207.28, 573,312.14 and 115,970

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Solution

The fourth proportional to 382,207.28, 573,312.14 and 115,970 is: 173,955.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,207.28 : 573,312.14 = 115,970 : x
  2. Step 2: Convert to fraction form
    382,207.28/573,312.14 = 115,970/x
  3. Step 3: Cross multiply
    382,207.28x = 573,312.14 × 115,970
  4. Step 4: Simplify right side
    382,207.28x = 66,487,008,875.80
  5. Step 5: Solve for x
    x = 66,487,008,875.80/382,207.28
  6. Step 6: Final answer
    x = 173,955.37

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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.