Home / 379,350.66-523,497.78-207,264.95

Finding the Fourth Proportional to 379,350.66, 523,497.78 and 207,264.95

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Solution

The fourth proportional to 379,350.66, 523,497.78 and 207,264.95 is: 286,022.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,350.66 : 523,497.78 = 207,264.95 : x
  2. Step 2: Convert to fraction form
    379,350.66/523,497.78 = 207,264.95/x
  3. Step 3: Cross multiply
    379,350.66x = 523,497.78 × 207,264.95
  4. Step 4: Simplify right side
    379,350.66x = 108,502,738,579.32
  5. Step 5: Solve for x
    x = 108,502,738,579.32/379,350.66
  6. Step 6: Final answer
    x = 286,022.27

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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.