Home / 977,819.13-1,466,729.91-267,853.32

Finding the Fourth Proportional to 977,819.13, 1,466,729.91 and 267,853.32

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Solution

The fourth proportional to 977,819.13, 1,466,729.91 and 267,853.32 is: 401,780.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,819.13 : 1,466,729.91 = 267,853.32 : x
  2. Step 2: Convert to fraction form
    977,819.13/1,466,729.91 = 267,853.32/x
  3. Step 3: Cross multiply
    977,819.13x = 1,466,729.91 × 267,853.32
  4. Step 4: Simplify right side
    977,819.13x = 392,868,475,936.80
  5. Step 5: Solve for x
    x = 392,868,475,936.80/977,819.13
  6. Step 6: Final answer
    x = 401,780.31

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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.