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Finding the Fourth Proportional to 417,205.25, 575,754.58 and 235,944.29

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Solution

The fourth proportional to 417,205.25, 575,754.58 and 235,944.29 is: 325,609.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,205.25 : 575,754.58 = 235,944.29 : x
  2. Step 2: Convert to fraction form
    417,205.25/575,754.58 = 235,944.29/x
  3. Step 3: Cross multiply
    417,205.25x = 575,754.58 × 235,944.29
  4. Step 4: Simplify right side
    417,205.25x = 135,846,005,999.48
  5. Step 5: Solve for x
    x = 135,846,005,999.48/417,205.25
  6. Step 6: Final answer
    x = 325,609.53

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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.