Home / 340,452.24-469,475.64-225,690.96

Finding the Fourth Proportional to 340,452.24, 469,475.64 and 225,690.96

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Solution

The fourth proportional to 340,452.24, 469,475.64 and 225,690.96 is: 311,222.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,452.24 : 469,475.64 = 225,690.96 : x
  2. Step 2: Convert to fraction form
    340,452.24/469,475.64 = 225,690.96/x
  3. Step 3: Cross multiply
    340,452.24x = 469,475.64 × 225,690.96
  4. Step 4: Simplify right side
    340,452.24x = 105,956,407,888.21
  5. Step 5: Solve for x
    x = 105,956,407,888.21/340,452.24
  6. Step 6: Final answer
    x = 311,222.53

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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.