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Finding the Fourth Proportional to 416,585.66, 574,887.39 and 225,598.46

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Solution

The fourth proportional to 416,585.66, 574,887.39 and 225,598.46 is: 311,325.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,585.66 : 574,887.39 = 225,598.46 : x
  2. Step 2: Convert to fraction form
    416,585.66/574,887.39 = 225,598.46/x
  3. Step 3: Cross multiply
    416,585.66x = 574,887.39 × 225,598.46
  4. Step 4: Simplify right side
    416,585.66x = 129,693,709,857.42
  5. Step 5: Solve for x
    x = 129,693,709,857.42/416,585.66
  6. Step 6: Final answer
    x = 311,325.43

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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.