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Finding the Fourth Proportional to 602,312.56, 903,470.46 and 203,233.66

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Solution

The fourth proportional to 602,312.56, 903,470.46 and 203,233.66 is: 304,851.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,312.56 : 903,470.46 = 203,233.66 : x
  2. Step 2: Convert to fraction form
    602,312.56/903,470.46 = 203,233.66/x
  3. Step 3: Cross multiply
    602,312.56x = 903,470.46 × 203,233.66
  4. Step 4: Simplify right side
    602,312.56x = 183,615,608,287.68
  5. Step 5: Solve for x
    x = 183,615,608,287.68/602,312.56
  6. Step 6: Final answer
    x = 304,851.04

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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.