Home / 752,941.45-1,129,543.80-247,362.13

Finding the Fourth Proportional to 752,941.45, 1,129,543.80 and 247,362.13

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Solution

The fourth proportional to 752,941.45, 1,129,543.80 and 247,362.13 is: 371,086.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,941.45 : 1,129,543.80 = 247,362.13 : x
  2. Step 2: Convert to fraction form
    752,941.45/1,129,543.80 = 247,362.13/x
  3. Step 3: Cross multiply
    752,941.45x = 1,129,543.80 × 247,362.13
  4. Step 4: Simplify right side
    752,941.45x = 279,406,360,296.29
  5. Step 5: Solve for x
    x = 279,406,360,296.29/752,941.45
  6. Step 6: Final answer
    x = 371,086.44

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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.