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Finding the Fourth Proportional to 463,346.40, 695,408.40 and 226,891.20

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Solution

The fourth proportional to 463,346.40, 695,408.40 and 226,891.20 is: 340,527.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,346.40 : 695,408.40 = 226,891.20 : x
  2. Step 2: Convert to fraction form
    463,346.40/695,408.40 = 226,891.20/x
  3. Step 3: Cross multiply
    463,346.40x = 695,408.40 × 226,891.20
  4. Step 4: Simplify right side
    463,346.40x = 157,782,046,366.08
  5. Step 5: Solve for x
    x = 157,782,046,366.08/463,346.40
  6. Step 6: Final answer
    x = 340,527.19

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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.