Home / 892,434.48-1,338,652.20-560,243.76

Finding the Fourth Proportional to 892,434.48, 1,338,652.20 and 560,243.76

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Solution

The fourth proportional to 892,434.48, 1,338,652.20 and 560,243.76 is: 840,365.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,434.48 : 1,338,652.20 = 560,243.76 : x
  2. Step 2: Convert to fraction form
    892,434.48/1,338,652.20 = 560,243.76/x
  3. Step 3: Cross multiply
    892,434.48x = 1,338,652.20 × 560,243.76
  4. Step 4: Simplify right side
    892,434.48x = 749,971,541,860.27
  5. Step 5: Solve for x
    x = 749,971,541,860.27/892,434.48
  6. Step 6: Final answer
    x = 840,365.94

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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.