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Finding the Fourth Proportional to 737,347.86, 1,104,993.60 and 557,285.47

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Solution

The fourth proportional to 737,347.86, 1,104,993.60 and 557,285.47 is: 835,151.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    737,347.86 : 1,104,993.60 = 557,285.47 : x
  2. Step 2: Convert to fraction form
    737,347.86/1,104,993.60 = 557,285.47/x
  3. Step 3: Cross multiply
    737,347.86x = 1,104,993.60 × 557,285.47
  4. Step 4: Simplify right side
    737,347.86x = 615,796,872,870.69
  5. Step 5: Solve for x
    x = 615,796,872,870.69/737,347.86
  6. Step 6: Final answer
    x = 835,151.10

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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.