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Finding the Fourth Proportional to 360,833.60, 497,938.08 and 199,695.44

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Solution

The fourth proportional to 360,833.60, 497,938.08 and 199,695.44 is: 275,572.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,833.60 : 497,938.08 = 199,695.44 : x
  2. Step 2: Convert to fraction form
    360,833.60/497,938.08 = 199,695.44/x
  3. Step 3: Cross multiply
    360,833.60x = 497,938.08 × 199,695.44
  4. Step 4: Simplify right side
    360,833.60x = 99,435,963,978.36
  5. Step 5: Solve for x
    x = 99,435,963,978.36/360,833.60
  6. Step 6: Final answer
    x = 275,572.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.