Home / 557,265.96-835,327.08-220,169.88

Finding the Fourth Proportional to 557,265.96, 835,327.08 and 220,169.88

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Solution

The fourth proportional to 557,265.96, 835,327.08 and 220,169.88 is: 330,028.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,265.96 : 835,327.08 = 220,169.88 : x
  2. Step 2: Convert to fraction form
    557,265.96/835,327.08 = 220,169.88/x
  3. Step 3: Cross multiply
    557,265.96x = 835,327.08 × 220,169.88
  4. Step 4: Simplify right side
    557,265.96x = 183,913,862,964.35
  5. Step 5: Solve for x
    x = 183,913,862,964.35/557,265.96
  6. Step 6: Final answer
    x = 330,028.88

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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.