Home / 360,699.02-497,772.60-199,565.52

Finding the Fourth Proportional to 360,699.02, 497,772.60 and 199,565.52

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Solution

The fourth proportional to 360,699.02, 497,772.60 and 199,565.52 is: 275,404.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,699.02 : 497,772.60 = 199,565.52 : x
  2. Step 2: Convert to fraction form
    360,699.02/497,772.60 = 199,565.52/x
  3. Step 3: Cross multiply
    360,699.02x = 497,772.60 × 199,565.52
  4. Step 4: Simplify right side
    360,699.02x = 99,338,247,760.75
  5. Step 5: Solve for x
    x = 99,338,247,760.75/360,699.02
  6. Step 6: Final answer
    x = 275,404.82

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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.