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Finding the Fourth Proportional to 804,765.32, 1,110,672.70 and 482,652.62

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Solution

The fourth proportional to 804,765.32, 1,110,672.70 and 482,652.62 is: 666,118.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,765.32 : 1,110,672.70 = 482,652.62 : x
  2. Step 2: Convert to fraction form
    804,765.32/1,110,672.70 = 482,652.62/x
  3. Step 3: Cross multiply
    804,765.32x = 1,110,672.70 × 482,652.62
  4. Step 4: Simplify right side
    804,765.32x = 536,069,086,022.50
  5. Step 5: Solve for x
    x = 536,069,086,022.50/804,765.32
  6. Step 6: Final answer
    x = 666,118.52

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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.