Home / 442,265.55-609,844.19-298,776.48

Finding the Fourth Proportional to 442,265.55, 609,844.19 and 298,776.48

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Solution

The fourth proportional to 442,265.55, 609,844.19 and 298,776.48 is: 411,985.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,265.55 : 609,844.19 = 298,776.48 : x
  2. Step 2: Convert to fraction form
    442,265.55/609,844.19 = 298,776.48/x
  3. Step 3: Cross multiply
    442,265.55x = 609,844.19 × 298,776.48
  4. Step 4: Simplify right side
    442,265.55x = 182,207,098,942.77
  5. Step 5: Solve for x
    x = 182,207,098,942.77/442,265.55
  6. Step 6: Final answer
    x = 411,985.74

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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.