Home / 379,350.35-523,497.27-207,264.61

Finding the Fourth Proportional to 379,350.35, 523,497.27 and 207,264.61

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Solution

The fourth proportional to 379,350.35, 523,497.27 and 207,264.61 is: 286,021.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,350.35 : 523,497.27 = 207,264.61 : x
  2. Step 2: Convert to fraction form
    379,350.35/523,497.27 = 207,264.61/x
  3. Step 3: Cross multiply
    379,350.35x = 523,497.27 × 207,264.61
  4. Step 4: Simplify right side
    379,350.35x = 108,502,457,502.62
  5. Step 5: Solve for x
    x = 108,502,457,502.62/379,350.35
  6. Step 6: Final answer
    x = 286,021.77

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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.