Home / 971,296.20-1,456,944.30-876,817.80

Finding the Fourth Proportional to 971,296.20, 1,456,944.30 and 876,817.80

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Solution

The fourth proportional to 971,296.20, 1,456,944.30 and 876,817.80 is: 1,315,226.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,296.20 : 1,456,944.30 = 876,817.80 : x
  2. Step 2: Convert to fraction form
    971,296.20/1,456,944.30 = 876,817.80/x
  3. Step 3: Cross multiply
    971,296.20x = 1,456,944.30 × 876,817.80
  4. Step 4: Simplify right side
    971,296.20x = 1,277,474,695,848.54
  5. Step 5: Solve for x
    x = 1,277,474,695,848.54/971,296.20
  6. Step 6: Final answer
    x = 1,315,226.70

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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.