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Finding the Fourth Proportional to 900,410.52, 1,350,015.84 and 495,793.32

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Solution

The fourth proportional to 900,410.52, 1,350,015.84 and 495,793.32 is: 743,359.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    900,410.52 : 1,350,015.84 = 495,793.32 : x
  2. Step 2: Convert to fraction form
    900,410.52/1,350,015.84 = 495,793.32/x
  3. Step 3: Cross multiply
    900,410.52x = 1,350,015.84 × 495,793.32
  4. Step 4: Simplify right side
    900,410.52x = 669,328,835,366.19
  5. Step 5: Solve for x
    x = 669,328,835,366.19/900,410.52
  6. Step 6: Final answer
    x = 743,359.63

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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.