Home / 752,971.58-1,129,595.97-247,561.10

Finding the Fourth Proportional to 752,971.58, 1,129,595.97 and 247,561.10

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Solution

The fourth proportional to 752,971.58, 1,129,595.97 and 247,561.10 is: 371,387.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,971.58 : 1,129,595.97 = 247,561.10 : x
  2. Step 2: Convert to fraction form
    752,971.58/1,129,595.97 = 247,561.10/x
  3. Step 3: Cross multiply
    752,971.58x = 1,129,595.97 × 247,561.10
  4. Step 4: Simplify right side
    752,971.58x = 279,644,020,888.77
  5. Step 5: Solve for x
    x = 279,644,020,888.77/752,971.58
  6. Step 6: Final answer
    x = 371,387.22

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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.