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Finding the Fourth Proportional to 556,107.72, 834,278.22 and 240,609.48

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Solution

The fourth proportional to 556,107.72, 834,278.22 and 240,609.48 is: 360,964.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,107.72 : 834,278.22 = 240,609.48 : x
  2. Step 2: Convert to fraction form
    556,107.72/834,278.22 = 240,609.48/x
  3. Step 3: Cross multiply
    556,107.72x = 834,278.22 × 240,609.48
  4. Step 4: Simplify right side
    556,107.72x = 200,735,248,689.53
  5. Step 5: Solve for x
    x = 200,735,248,689.53/556,107.72
  6. Step 6: Final answer
    x = 360,964.69

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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.