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Finding the Fourth Proportional to 536,308.44, 804,461.95 and 136,949.01

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Solution

The fourth proportional to 536,308.44, 804,461.95 and 136,949.01 is: 205,423.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,308.44 : 804,461.95 = 136,949.01 : x
  2. Step 2: Convert to fraction form
    536,308.44/804,461.95 = 136,949.01/x
  3. Step 3: Cross multiply
    536,308.44x = 804,461.95 × 136,949.01
  4. Step 4: Simplify right side
    536,308.44x = 110,170,267,635.17
  5. Step 5: Solve for x
    x = 110,170,267,635.17/536,308.44
  6. Step 6: Final answer
    x = 205,423.33

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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.