Home / 335,454.32-502,517.28-217,208.90

Finding the Fourth Proportional to 335,454.32, 502,517.28 and 217,208.90

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Solution

The fourth proportional to 335,454.32, 502,517.28 and 217,208.90 is: 325,383.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,454.32 : 502,517.28 = 217,208.90 : x
  2. Step 2: Convert to fraction form
    335,454.32/502,517.28 = 217,208.90/x
  3. Step 3: Cross multiply
    335,454.32x = 502,517.28 × 217,208.90
  4. Step 4: Simplify right side
    335,454.32x = 109,151,225,619.79
  5. Step 5: Solve for x
    x = 109,151,225,619.79/335,454.32
  6. Step 6: Final answer
    x = 325,383.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.