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Finding the Fourth Proportional to 835,350.60, 1,253,553 and 355,577.64

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Solution

The fourth proportional to 835,350.60, 1,253,553 and 355,577.64 is: 533,590.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,350.60 : 1,253,553 = 355,577.64 : x
  2. Step 2: Convert to fraction form
    835,350.60/1,253,553 = 355,577.64/x
  3. Step 3: Cross multiply
    835,350.60x = 1,253,553 × 355,577.64
  4. Step 4: Simplify right side
    835,350.60x = 445,735,414,221.04
  5. Step 5: Solve for x
    x = 445,735,414,221.04/835,350.60
  6. Step 6: Final answer
    x = 533,590.82

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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.