Home / 739,472.63-1,109,208.95-240,836.63

Finding the Fourth Proportional to 739,472.63, 1,109,208.95 and 240,836.63

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Solution

The fourth proportional to 739,472.63, 1,109,208.95 and 240,836.63 is: 361,254.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,472.63 : 1,109,208.95 = 240,836.63 : x
  2. Step 2: Convert to fraction form
    739,472.63/1,109,208.95 = 240,836.63/x
  3. Step 3: Cross multiply
    739,472.63x = 1,109,208.95 × 240,836.63
  4. Step 4: Simplify right side
    739,472.63x = 267,138,144,279.66
  5. Step 5: Solve for x
    x = 267,138,144,279.66/739,472.63
  6. Step 6: Final answer
    x = 361,254.95

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Double scale
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Similar ratio
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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.