Home / 465,296.89-641,946.19-304,246.21

Finding the Fourth Proportional to 465,296.89, 641,946.19 and 304,246.21

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Solution

The fourth proportional to 465,296.89, 641,946.19 and 304,246.21 is: 419,752.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,296.89 : 641,946.19 = 304,246.21 : x
  2. Step 2: Convert to fraction form
    465,296.89/641,946.19 = 304,246.21/x
  3. Step 3: Cross multiply
    465,296.89x = 641,946.19 × 304,246.21
  4. Step 4: Simplify right side
    465,296.89x = 195,309,695,331.44
  5. Step 5: Solve for x
    x = 195,309,695,331.44/465,296.89
  6. Step 6: Final answer
    x = 419,752.85

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1.5x scale

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.