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Finding the Fourth Proportional to 254,689.72, 382,094.34 and 250,458.28

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Solution

The fourth proportional to 254,689.72, 382,094.34 and 250,458.28 is: 375,746.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,689.72 : 382,094.34 = 250,458.28 : x
  2. Step 2: Convert to fraction form
    254,689.72/382,094.34 = 250,458.28/x
  3. Step 3: Cross multiply
    254,689.72x = 382,094.34 × 250,458.28
  4. Step 4: Simplify right side
    254,689.72x = 95,698,691,194.14
  5. Step 5: Solve for x
    x = 95,698,691,194.14/254,689.72
  6. Step 6: Final answer
    x = 375,746.19

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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.