Home / 822,943.80-1,234,415.70-717,967.80

Finding the Fourth Proportional to 822,943.80, 1,234,415.70 and 717,967.80

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Solution

The fourth proportional to 822,943.80, 1,234,415.70 and 717,967.80 is: 1,076,951.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,943.80 : 1,234,415.70 = 717,967.80 : x
  2. Step 2: Convert to fraction form
    822,943.80/1,234,415.70 = 717,967.80/x
  3. Step 3: Cross multiply
    822,943.80x = 1,234,415.70 × 717,967.80
  4. Step 4: Simplify right side
    822,943.80x = 886,270,724,414.46
  5. Step 5: Solve for x
    x = 886,270,724,414.46/822,943.80
  6. Step 6: Final answer
    x = 1,076,951.70

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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.