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Finding the Fourth Proportional to 892,373.70, 1,334,672.55 and 798,284.10

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Solution

The fourth proportional to 892,373.70, 1,334,672.55 and 798,284.10 is: 1,193,948.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,373.70 : 1,334,672.55 = 798,284.10 : x
  2. Step 2: Convert to fraction form
    892,373.70/1,334,672.55 = 798,284.10/x
  3. Step 3: Cross multiply
    892,373.70x = 1,334,672.55 × 798,284.10
  4. Step 4: Simplify right side
    892,373.70x = 1,065,447,875,371.46
  5. Step 5: Solve for x
    x = 1,065,447,875,371.46/892,373.70
  6. Step 6: Final answer
    x = 1,193,948.09

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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.