Home / 752,266.04-1,038,145.41-412,734.29

Finding the Fourth Proportional to 752,266.04, 1,038,145.41 and 412,734.29

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Solution

The fourth proportional to 752,266.04, 1,038,145.41 and 412,734.29 is: 569,583.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,266.04 : 1,038,145.41 = 412,734.29 : x
  2. Step 2: Convert to fraction form
    752,266.04/1,038,145.41 = 412,734.29/x
  3. Step 3: Cross multiply
    752,266.04x = 1,038,145.41 × 412,734.29
  4. Step 4: Simplify right side
    752,266.04x = 428,478,203,522.38
  5. Step 5: Solve for x
    x = 428,478,203,522.38/752,266.04
  6. Step 6: Final answer
    x = 569,583.34

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.