Home / 370,462.12-511,237.59-200,696.23

Finding the Fourth Proportional to 370,462.12, 511,237.59 and 200,696.23

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Solution

The fourth proportional to 370,462.12, 511,237.59 and 200,696.23 is: 276,960.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,462.12 : 511,237.59 = 200,696.23 : x
  2. Step 2: Convert to fraction form
    370,462.12/511,237.59 = 200,696.23/x
  3. Step 3: Cross multiply
    370,462.12x = 511,237.59 × 200,696.23
  4. Step 4: Simplify right side
    370,462.12x = 102,603,456,947.29
  5. Step 5: Solve for x
    x = 102,603,456,947.29/370,462.12
  6. Step 6: Final answer
    x = 276,960.72

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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.