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Finding the Fourth Proportional to 307,594.26, 424,239.73 and 273,173.61

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Solution

The fourth proportional to 307,594.26, 424,239.73 and 273,173.61 is: 376,766.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,594.26 : 424,239.73 = 273,173.61 : x
  2. Step 2: Convert to fraction form
    307,594.26/424,239.73 = 273,173.61/x
  3. Step 3: Cross multiply
    307,594.26x = 424,239.73 × 273,173.61
  4. Step 4: Simplify right side
    307,594.26x = 115,891,099,457.49
  5. Step 5: Solve for x
    x = 115,891,099,457.49/307,594.26
  6. Step 6: Final answer
    x = 376,766.13

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1.5x scale

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.