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Finding the Fourth Proportional to 362,882.61, 500,788.86 and 199,530.64

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Solution

The fourth proportional to 362,882.61, 500,788.86 and 199,530.64 is: 275,358.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,882.61 : 500,788.86 = 199,530.64 : x
  2. Step 2: Convert to fraction form
    362,882.61/500,788.86 = 199,530.64/x
  3. Step 3: Cross multiply
    362,882.61x = 500,788.86 × 199,530.64
  4. Step 4: Simplify right side
    362,882.61x = 99,922,721,740.67
  5. Step 5: Solve for x
    x = 99,922,721,740.67/362,882.61
  6. Step 6: Final answer
    x = 275,358.25

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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.