Home / 752,746-1,129,506.18-500,200.96

Finding the Fourth Proportional to 752,746, 1,129,506.18 and 500,200.96

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Solution

The fourth proportional to 752,746, 1,129,506.18 and 500,200.96 is: 750,558.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,746 : 1,129,506.18 = 500,200.96 : x
  2. Step 2: Convert to fraction form
    752,746/1,129,506.18 = 500,200.96/x
  3. Step 3: Cross multiply
    752,746x = 1,129,506.18 × 500,200.96
  4. Step 4: Simplify right side
    752,746x = 564,980,075,561.93
  5. Step 5: Solve for x
    x = 564,980,075,561.93/752,746
  6. Step 6: Final answer
    x = 750,558.72

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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.