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Finding the Fourth Proportional to 435,546.61, 601,272.86 and 272,293.82

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Solution

The fourth proportional to 435,546.61, 601,272.86 and 272,293.82 is: 375,902.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,546.61 : 601,272.86 = 272,293.82 : x
  2. Step 2: Convert to fraction form
    435,546.61/601,272.86 = 272,293.82/x
  3. Step 3: Cross multiply
    435,546.61x = 601,272.86 × 272,293.82
  4. Step 4: Simplify right side
    435,546.61x = 163,722,884,096.14
  5. Step 5: Solve for x
    x = 163,722,884,096.14/435,546.61
  6. Step 6: Final answer
    x = 375,902.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.