Home / 762,763.72-1,144,108.50-283,084.96

Finding the Fourth Proportional to 762,763.72, 1,144,108.50 and 283,084.96

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Solution

The fourth proportional to 762,763.72, 1,144,108.50 and 283,084.96 is: 424,613.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,763.72 : 1,144,108.50 = 283,084.96 : x
  2. Step 2: Convert to fraction form
    762,763.72/1,144,108.50 = 283,084.96/x
  3. Step 3: Cross multiply
    762,763.72x = 1,144,108.50 × 283,084.96
  4. Step 4: Simplify right side
    762,763.72x = 323,879,908,958.16
  5. Step 5: Solve for x
    x = 323,879,908,958.16/762,763.72
  6. Step 6: Final answer
    x = 424,613.68

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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.