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Finding the Fourth Proportional to 474,494.17, 654,801.96 and 259,634.24

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Solution

The fourth proportional to 474,494.17, 654,801.96 and 259,634.24 is: 358,295.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,494.17 : 654,801.96 = 259,634.24 : x
  2. Step 2: Convert to fraction form
    474,494.17/654,801.96 = 259,634.24/x
  3. Step 3: Cross multiply
    474,494.17x = 654,801.96 × 259,634.24
  4. Step 4: Simplify right side
    474,494.17x = 170,009,008,416.61
  5. Step 5: Solve for x
    x = 170,009,008,416.61/474,494.17
  6. Step 6: Final answer
    x = 358,295.25

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1.5x scale

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.