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Finding the Fourth Proportional to 536,208.68, 804,312.32 and 136,849.44

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Solution

The fourth proportional to 536,208.68, 804,312.32 and 136,849.44 is: 205,273.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,208.68 : 804,312.32 = 136,849.44 : x
  2. Step 2: Convert to fraction form
    536,208.68/804,312.32 = 136,849.44/x
  3. Step 3: Cross multiply
    536,208.68x = 804,312.32 × 136,849.44
  4. Step 4: Simplify right side
    536,208.68x = 110,069,690,577.10
  5. Step 5: Solve for x
    x = 110,069,690,577.10/536,208.68
  6. Step 6: Final answer
    x = 205,273.98

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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.