Home / 827,964.60-1,241,946.90-354,697.80

Finding the Fourth Proportional to 827,964.60, 1,241,946.90 and 354,697.80

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Solution

The fourth proportional to 827,964.60, 1,241,946.90 and 354,697.80 is: 532,046.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,964.60 : 1,241,946.90 = 354,697.80 : x
  2. Step 2: Convert to fraction form
    827,964.60/1,241,946.90 = 354,697.80/x
  3. Step 3: Cross multiply
    827,964.60x = 1,241,946.90 × 354,697.80
  4. Step 4: Simplify right side
    827,964.60x = 440,515,833,146.82
  5. Step 5: Solve for x
    x = 440,515,833,146.82/827,964.60
  6. Step 6: Final answer
    x = 532,046.70

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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.