Home / 862,726.60-1,294,665.72-301,761.04

Finding the Fourth Proportional to 862,726.60, 1,294,665.72 and 301,761.04

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Solution

The fourth proportional to 862,726.60, 1,294,665.72 and 301,761.04 is: 452,842.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    862,726.60 : 1,294,665.72 = 301,761.04 : x
  2. Step 2: Convert to fraction form
    862,726.60/1,294,665.72 = 301,761.04/x
  3. Step 3: Cross multiply
    862,726.60x = 1,294,665.72 × 301,761.04
  4. Step 4: Simplify right side
    862,726.60x = 390,679,674,119.55
  5. Step 5: Solve for x
    x = 390,679,674,119.55/862,726.60
  6. Step 6: Final answer
    x = 452,842.97

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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.