Home / 717,713.80-1,076,570.70-682,721.80

Finding the Fourth Proportional to 717,713.80, 1,076,570.70 and 682,721.80

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Solution

The fourth proportional to 717,713.80, 1,076,570.70 and 682,721.80 is: 1,024,082.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    717,713.80 : 1,076,570.70 = 682,721.80 : x
  2. Step 2: Convert to fraction form
    717,713.80/1,076,570.70 = 682,721.80/x
  3. Step 3: Cross multiply
    717,713.80x = 1,076,570.70 × 682,721.80
  4. Step 4: Simplify right side
    717,713.80x = 734,998,286,131.26
  5. Step 5: Solve for x
    x = 734,998,286,131.26/717,713.80
  6. Step 6: Final answer
    x = 1,024,082.70

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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.