Home / 379,036.17-523,071.02-206,955.62

Finding the Fourth Proportional to 379,036.17, 523,071.02 and 206,955.62

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Solution

The fourth proportional to 379,036.17, 523,071.02 and 206,955.62 is: 285,599.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,036.17 : 523,071.02 = 206,955.62 : x
  2. Step 2: Convert to fraction form
    379,036.17/523,071.02 = 206,955.62/x
  3. Step 3: Cross multiply
    379,036.17x = 523,071.02 × 206,955.62
  4. Step 4: Simplify right side
    379,036.17x = 108,252,489,073.20
  5. Step 5: Solve for x
    x = 108,252,489,073.20/379,036.17
  6. Step 6: Final answer
    x = 285,599.36

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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.