Home / 763,095.33-1,144,614.75-307,883.43

Finding the Fourth Proportional to 763,095.33, 1,144,614.75 and 307,883.43

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Solution

The fourth proportional to 763,095.33, 1,144,614.75 and 307,883.43 is: 461,813.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,095.33 : 1,144,614.75 = 307,883.43 : x
  2. Step 2: Convert to fraction form
    763,095.33/1,144,614.75 = 307,883.43/x
  3. Step 3: Cross multiply
    763,095.33x = 1,144,614.75 × 307,883.43
  4. Step 4: Simplify right side
    763,095.33x = 352,407,914,104.03
  5. Step 5: Solve for x
    x = 352,407,914,104.03/763,095.33
  6. Step 6: Final answer
    x = 461,813.75

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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.