Home / 762,516.54-1,143,404.25-229,938.30

Finding the Fourth Proportional to 762,516.54, 1,143,404.25 and 229,938.30

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Solution

The fourth proportional to 762,516.54, 1,143,404.25 and 229,938.30 is: 344,795.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,516.54 : 1,143,404.25 = 229,938.30 : x
  2. Step 2: Convert to fraction form
    762,516.54/1,143,404.25 = 229,938.30/x
  3. Step 3: Cross multiply
    762,516.54x = 1,143,404.25 × 229,938.30
  4. Step 4: Simplify right side
    762,516.54x = 262,912,429,457.78
  5. Step 5: Solve for x
    x = 262,912,429,457.78/762,516.54
  6. Step 6: Final answer
    x = 344,795.71

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Double scale
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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.