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Finding the Fourth Proportional to 247,843.48, 369,700.76 and 223,925.80

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Solution

The fourth proportional to 247,843.48, 369,700.76 and 223,925.80 is: 334,023.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,843.48 : 369,700.76 = 223,925.80 : x
  2. Step 2: Convert to fraction form
    247,843.48/369,700.76 = 223,925.80/x
  3. Step 3: Cross multiply
    247,843.48x = 369,700.76 × 223,925.80
  4. Step 4: Simplify right side
    247,843.48x = 82,785,538,443.61
  5. Step 5: Solve for x
    x = 82,785,538,443.61/247,843.48
  6. Step 6: Final answer
    x = 334,023.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.