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Finding the Fourth Proportional to 254,009.44, 380,266.75 and 169,560.15

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Solution

The fourth proportional to 254,009.44, 380,266.75 and 169,560.15 is: 253,841.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,009.44 : 380,266.75 = 169,560.15 : x
  2. Step 2: Convert to fraction form
    254,009.44/380,266.75 = 169,560.15/x
  3. Step 3: Cross multiply
    254,009.44x = 380,266.75 × 169,560.15
  4. Step 4: Simplify right side
    254,009.44x = 64,478,085,002.19
  5. Step 5: Solve for x
    x = 64,478,085,002.19/254,009.44
  6. Step 6: Final answer
    x = 253,841.29

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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.