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Finding the Fourth Proportional to 295,689.30, 443,424.60 and 96,016.20

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Solution

The fourth proportional to 295,689.30, 443,424.60 and 96,016.20 is: 143,988.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,689.30 : 443,424.60 = 96,016.20 : x
  2. Step 2: Convert to fraction form
    295,689.30/443,424.60 = 96,016.20/x
  3. Step 3: Cross multiply
    295,689.30x = 443,424.60 × 96,016.20
  4. Step 4: Simplify right side
    295,689.30x = 42,575,945,078.52
  5. Step 5: Solve for x
    x = 42,575,945,078.52/295,689.30
  6. Step 6: Final answer
    x = 143,988.79

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1.5x scale

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.