Home / 717,016.38-1,076,189.58-362,279.52

Finding the Fourth Proportional to 717,016.38, 1,076,189.58 and 362,279.52

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Solution

The fourth proportional to 717,016.38, 1,076,189.58 and 362,279.52 is: 543,755.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    717,016.38 : 1,076,189.58 = 362,279.52 : x
  2. Step 2: Convert to fraction form
    717,016.38/1,076,189.58 = 362,279.52/x
  3. Step 3: Cross multiply
    717,016.38x = 1,076,189.58 × 362,279.52
  4. Step 4: Simplify right side
    717,016.38x = 389,881,444,471.40
  5. Step 5: Solve for x
    x = 389,881,444,471.40/717,016.38
  6. Step 6: Final answer
    x = 543,755.28

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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.