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Finding the Fourth Proportional to 486,594, 730,256.31 and 183,287.41

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Solution

The fourth proportional to 486,594, 730,256.31 and 183,287.41 is: 275,068.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    486,594 : 730,256.31 = 183,287.41 : x
  2. Step 2: Convert to fraction form
    486,594/730,256.31 = 183,287.41/x
  3. Step 3: Cross multiply
    486,594x = 730,256.31 × 183,287.41
  4. Step 4: Simplify right side
    486,594x = 133,846,785,870.42
  5. Step 5: Solve for x
    x = 133,846,785,870.42/486,594
  6. Step 6: Final answer
    x = 275,068.71

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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.