Home / 382,454.20-527,777.58-208,019.92

Finding the Fourth Proportional to 382,454.20, 527,777.58 and 208,019.92

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Solution

The fourth proportional to 382,454.20, 527,777.58 and 208,019.92 is: 287,062.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,454.20 : 527,777.58 = 208,019.92 : x
  2. Step 2: Convert to fraction form
    382,454.20/527,777.58 = 208,019.92/x
  3. Step 3: Cross multiply
    382,454.20x = 527,777.58 × 208,019.92
  4. Step 4: Simplify right side
    382,454.20x = 109,788,249,969.39
  5. Step 5: Solve for x
    x = 109,788,249,969.39/382,454.20
  6. Step 6: Final answer
    x = 287,062.48

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