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Finding the Fourth Proportional to 495,577.89, 743,415.84 and 158,533.92

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Solution

The fourth proportional to 495,577.89, 743,415.84 and 158,533.92 is: 237,816.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,577.89 : 743,415.84 = 158,533.92 : x
  2. Step 2: Convert to fraction form
    495,577.89/743,415.84 = 158,533.92/x
  3. Step 3: Cross multiply
    495,577.89x = 743,415.84 × 158,533.92
  4. Step 4: Simplify right side
    495,577.89x = 117,856,627,305.29
  5. Step 5: Solve for x
    x = 117,856,627,305.29/495,577.89
  6. Step 6: Final answer
    x = 237,816.56

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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.