Home / 752,522.80-1,127,034.60-514,577.20

Finding the Fourth Proportional to 752,522.80, 1,127,034.60 and 514,577.20

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Solution

The fourth proportional to 752,522.80, 1,127,034.60 and 514,577.20 is: 770,669.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,522.80 : 1,127,034.60 = 514,577.20 : x
  2. Step 2: Convert to fraction form
    752,522.80/1,127,034.60 = 514,577.20/x
  3. Step 3: Cross multiply
    752,522.80x = 1,127,034.60 × 514,577.20
  4. Step 4: Simplify right side
    752,522.80x = 579,946,308,771.12
  5. Step 5: Solve for x
    x = 579,946,308,771.12/752,522.80
  6. Step 6: Final answer
    x = 770,669.42

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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.