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Finding the Fourth Proportional to 474,650.01, 655,014.61 and 256,858.52

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Solution

The fourth proportional to 474,650.01, 655,014.61 and 256,858.52 is: 354,463.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,650.01 : 655,014.61 = 256,858.52 : x
  2. Step 2: Convert to fraction form
    474,650.01/655,014.61 = 256,858.52/x
  3. Step 3: Cross multiply
    474,650.01x = 655,014.61 × 256,858.52
  4. Step 4: Simplify right side
    474,650.01x = 168,246,083,302.98
  5. Step 5: Solve for x
    x = 168,246,083,302.98/474,650.01
  6. Step 6: Final answer
    x = 354,463.46

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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.