Home / 803,441.32-1,204,407.90-270,589.48

Finding the Fourth Proportional to 803,441.32, 1,204,407.90 and 270,589.48

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Solution

The fourth proportional to 803,441.32, 1,204,407.90 and 270,589.48 is: 405,630.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,441.32 : 1,204,407.90 = 270,589.48 : x
  2. Step 2: Convert to fraction form
    803,441.32/1,204,407.90 = 270,589.48/x
  3. Step 3: Cross multiply
    803,441.32x = 1,204,407.90 × 270,589.48
  4. Step 4: Simplify right side
    803,441.32x = 325,900,107,368.89
  5. Step 5: Solve for x
    x = 325,900,107,368.89/803,441.32
  6. Step 6: Final answer
    x = 405,630.25

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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.