Home / 752,977.29-1,129,444.38-213,232.29

Finding the Fourth Proportional to 752,977.29, 1,129,444.38 and 213,232.29

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Solution

The fourth proportional to 752,977.29, 1,129,444.38 and 213,232.29 is: 319,842.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,977.29 : 1,129,444.38 = 213,232.29 : x
  2. Step 2: Convert to fraction form
    752,977.29/1,129,444.38 = 213,232.29/x
  3. Step 3: Cross multiply
    752,977.29x = 1,129,444.38 × 213,232.29
  4. Step 4: Simplify right side
    752,977.29x = 240,834,013,285.16
  5. Step 5: Solve for x
    x = 240,834,013,285.16/752,977.29
  6. Step 6: Final answer
    x = 319,842.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.