Home / 822,972.30-1,234,458.45-717,996.30

Finding the Fourth Proportional to 822,972.30, 1,234,458.45 and 717,996.30

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Solution

The fourth proportional to 822,972.30, 1,234,458.45 and 717,996.30 is: 1,076,994.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,972.30 : 1,234,458.45 = 717,996.30 : x
  2. Step 2: Convert to fraction form
    822,972.30/1,234,458.45 = 717,996.30/x
  3. Step 3: Cross multiply
    822,972.30x = 1,234,458.45 × 717,996.30
  4. Step 4: Simplify right side
    822,972.30x = 886,336,599,603.74
  5. Step 5: Solve for x
    x = 886,336,599,603.74/822,972.30
  6. Step 6: Final answer
    x = 1,076,994.45

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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.