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Finding the Fourth Proportional to 416,034.50, 573,945.21 and 243,865.17

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Solution

The fourth proportional to 416,034.50, 573,945.21 and 243,865.17 is: 336,427.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,034.50 : 573,945.21 = 243,865.17 : x
  2. Step 2: Convert to fraction form
    416,034.50/573,945.21 = 243,865.17/x
  3. Step 3: Cross multiply
    416,034.50x = 573,945.21 × 243,865.17
  4. Step 4: Simplify right side
    416,034.50x = 139,965,246,207.34
  5. Step 5: Solve for x
    x = 139,965,246,207.34/416,034.50
  6. Step 6: Final answer
    x = 336,427.02

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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.