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Finding the Fourth Proportional to 536,460.60, 804,788.10 and 269,549.40

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Solution

The fourth proportional to 536,460.60, 804,788.10 and 269,549.40 is: 404,372.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,460.60 : 804,788.10 = 269,549.40 : x
  2. Step 2: Convert to fraction form
    536,460.60/804,788.10 = 269,549.40/x
  3. Step 3: Cross multiply
    536,460.60x = 804,788.10 × 269,549.40
  4. Step 4: Simplify right side
    536,460.60x = 216,930,149,482.14
  5. Step 5: Solve for x
    x = 216,930,149,482.14/536,460.60
  6. Step 6: Final answer
    x = 404,372.94

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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.