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Finding the Fourth Proportional to 338,064.67, 466,392.51 and 202,020.97

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Solution

The fourth proportional to 338,064.67, 466,392.51 and 202,020.97 is: 278,707.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,064.67 : 466,392.51 = 202,020.97 : x
  2. Step 2: Convert to fraction form
    338,064.67/466,392.51 = 202,020.97/x
  3. Step 3: Cross multiply
    338,064.67x = 466,392.51 × 202,020.97
  4. Step 4: Simplify right side
    338,064.67x = 94,221,064,938.97
  5. Step 5: Solve for x
    x = 94,221,064,938.97/338,064.67
  6. Step 6: Final answer
    x = 278,707.23

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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.