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Finding the Fourth Proportional to 360,422.06, 543,066.02 and 298,617.44

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Solution

The fourth proportional to 360,422.06, 543,066.02 and 298,617.44 is: 449,941.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,422.06 : 543,066.02 = 298,617.44 : x
  2. Step 2: Convert to fraction form
    360,422.06/543,066.02 = 298,617.44/x
  3. Step 3: Cross multiply
    360,422.06x = 543,066.02 × 298,617.44
  4. Step 4: Simplify right side
    360,422.06x = 162,168,981,554.79
  5. Step 5: Solve for x
    x = 162,168,981,554.79/360,422.06
  6. Step 6: Final answer
    x = 449,941.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.