Home / 370,322.29-511,044.28-200,557.09

Finding the Fourth Proportional to 370,322.29, 511,044.28 and 200,557.09

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Solution

The fourth proportional to 370,322.29, 511,044.28 and 200,557.09 is: 276,768.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,322.29 : 511,044.28 = 200,557.09 : x
  2. Step 2: Convert to fraction form
    370,322.29/511,044.28 = 200,557.09/x
  3. Step 3: Cross multiply
    370,322.29x = 511,044.28 × 200,557.09
  4. Step 4: Simplify right side
    370,322.29x = 102,493,553,657.95
  5. Step 5: Solve for x
    x = 102,493,553,657.95/370,322.29
  6. Step 6: Final answer
    x = 276,768.52

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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.