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Finding the Fourth Proportional to 531,759.32, 797,230.09 and 275,317.03

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Solution

The fourth proportional to 531,759.32, 797,230.09 and 275,317.03 is: 412,763.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,759.32 : 797,230.09 = 275,317.03 : x
  2. Step 2: Convert to fraction form
    531,759.32/797,230.09 = 275,317.03/x
  3. Step 3: Cross multiply
    531,759.32x = 797,230.09 × 275,317.03
  4. Step 4: Simplify right side
    531,759.32x = 219,491,020,605.43
  5. Step 5: Solve for x
    x = 219,491,020,605.43/531,759.32
  6. Step 6: Final answer
    x = 412,763.84

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1.5x scale

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.