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Finding the Fourth Proportional to 453,995.52, 626,542.23 and 250,046.38

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Solution

The fourth proportional to 453,995.52, 626,542.23 and 250,046.38 is: 345,079.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,995.52 : 626,542.23 = 250,046.38 : x
  2. Step 2: Convert to fraction form
    453,995.52/626,542.23 = 250,046.38/x
  3. Step 3: Cross multiply
    453,995.52x = 626,542.23 × 250,046.38
  4. Step 4: Simplify right side
    453,995.52x = 156,664,616,528.63
  5. Step 5: Solve for x
    x = 156,664,616,528.63/453,995.52
  6. Step 6: Final answer
    x = 345,079.65

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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.