Home / 741,531.82-1,023,321.96-435,621.10

Finding the Fourth Proportional to 741,531.82, 1,023,321.96 and 435,621.10

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Solution

The fourth proportional to 741,531.82, 1,023,321.96 and 435,621.10 is: 601,161.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,531.82 : 1,023,321.96 = 435,621.10 : x
  2. Step 2: Convert to fraction form
    741,531.82/1,023,321.96 = 435,621.10/x
  3. Step 3: Cross multiply
    741,531.82x = 1,023,321.96 × 435,621.10
  4. Step 4: Simplify right side
    741,531.82x = 445,780,637,869.36
  5. Step 5: Solve for x
    x = 445,780,637,869.36/741,531.82
  6. Step 6: Final answer
    x = 601,161.85

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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.