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Finding the Fourth Proportional to 361,614.58, 542,426.32 and 249,264.57

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Solution

The fourth proportional to 361,614.58, 542,426.32 and 249,264.57 is: 373,899.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,614.58 : 542,426.32 = 249,264.57 : x
  2. Step 2: Convert to fraction form
    361,614.58/542,426.32 = 249,264.57/x
  3. Step 3: Cross multiply
    361,614.58x = 542,426.32 × 249,264.57
  4. Step 4: Simplify right side
    361,614.58x = 135,207,665,757.16
  5. Step 5: Solve for x
    x = 135,207,665,757.16/361,614.58
  6. Step 6: Final answer
    x = 373,899.93

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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.