Home / 717,456.48-1,076,037.84-268,094.40

Finding the Fourth Proportional to 717,456.48, 1,076,037.84 and 268,094.40

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Solution

The fourth proportional to 717,456.48, 1,076,037.84 and 268,094.40 is: 402,086.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    717,456.48 : 1,076,037.84 = 268,094.40 : x
  2. Step 2: Convert to fraction form
    717,456.48/1,076,037.84 = 268,094.40/x
  3. Step 3: Cross multiply
    717,456.48x = 1,076,037.84 × 268,094.40
  4. Step 4: Simplify right side
    717,456.48x = 288,479,719,092.10
  5. Step 5: Solve for x
    x = 288,479,719,092.10/717,456.48
  6. Step 6: Final answer
    x = 402,086.71

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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.