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Finding the Fourth Proportional to 454,010.60, 680,779.42 and 169,467.15

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Solution

The fourth proportional to 454,010.60, 680,779.42 and 169,467.15 is: 254,112.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,010.60 : 680,779.42 = 169,467.15 : x
  2. Step 2: Convert to fraction form
    454,010.60/680,779.42 = 169,467.15/x
  3. Step 3: Cross multiply
    454,010.60x = 680,779.42 × 169,467.15
  4. Step 4: Simplify right side
    454,010.60x = 115,369,750,215.31
  5. Step 5: Solve for x
    x = 115,369,750,215.31/454,010.60
  6. Step 6: Final answer
    x = 254,112.46

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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.