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Finding the Fourth Proportional to 344,254.38, 516,386.46 and 91,539.24

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Solution

The fourth proportional to 344,254.38, 516,386.46 and 91,539.24 is: 137,310.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,254.38 : 516,386.46 = 91,539.24 : x
  2. Step 2: Convert to fraction form
    344,254.38/516,386.46 = 91,539.24/x
  3. Step 3: Cross multiply
    344,254.38x = 516,386.46 × 91,539.24
  4. Step 4: Simplify right side
    344,254.38x = 47,269,624,094.69
  5. Step 5: Solve for x
    x = 47,269,624,094.69/344,254.38
  6. Step 6: Final answer
    x = 137,310.16

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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.