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Finding the Fourth Proportional to 338,749.74, 467,065.98 and 292,727.16

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Solution

The fourth proportional to 338,749.74, 467,065.98 and 292,727.16 is: 403,610.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,749.74 : 467,065.98 = 292,727.16 : x
  2. Step 2: Convert to fraction form
    338,749.74/467,065.98 = 292,727.16/x
  3. Step 3: Cross multiply
    338,749.74x = 467,065.98 × 292,727.16
  4. Step 4: Simplify right side
    338,749.74x = 136,722,897,858.02
  5. Step 5: Solve for x
    x = 136,722,897,858.02/338,749.74
  6. Step 6: Final answer
    x = 403,610.34

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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.