Home / 805,818.16-1,111,974.24-466,337.44

Finding the Fourth Proportional to 805,818.16, 1,111,974.24 and 466,337.44

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Solution

The fourth proportional to 805,818.16, 1,111,974.24 and 466,337.44 is: 643,513.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,818.16 : 1,111,974.24 = 466,337.44 : x
  2. Step 2: Convert to fraction form
    805,818.16/1,111,974.24 = 466,337.44/x
  3. Step 3: Cross multiply
    805,818.16x = 1,111,974.24 × 466,337.44
  4. Step 4: Simplify right side
    805,818.16x = 518,555,220,427.55
  5. Step 5: Solve for x
    x = 518,555,220,427.55/805,818.16
  6. Step 6: Final answer
    x = 643,513.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.