Home / 717,711.80-1,076,567.70-682,719.80

Finding the Fourth Proportional to 717,711.80, 1,076,567.70 and 682,719.80

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Solution

The fourth proportional to 717,711.80, 1,076,567.70 and 682,719.80 is: 1,024,079.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    717,711.80 : 1,076,567.70 = 682,719.80 : x
  2. Step 2: Convert to fraction form
    717,711.80/1,076,567.70 = 682,719.80/x
  3. Step 3: Cross multiply
    717,711.80x = 1,076,567.70 × 682,719.80
  4. Step 4: Simplify right side
    717,711.80x = 734,994,084,830.46
  5. Step 5: Solve for x
    x = 734,994,084,830.46/717,711.80
  6. Step 6: Final answer
    x = 1,024,079.70

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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.