Home / 752,705.33-1,038,734.84-446,843.06

Finding the Fourth Proportional to 752,705.33, 1,038,734.84 and 446,843.06

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Solution

The fourth proportional to 752,705.33, 1,038,734.84 and 446,843.06 is: 616,644.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,705.33 : 1,038,734.84 = 446,843.06 : x
  2. Step 2: Convert to fraction form
    752,705.33/1,038,734.84 = 446,843.06/x
  3. Step 3: Cross multiply
    752,705.33x = 1,038,734.84 × 446,843.06
  4. Step 4: Simplify right side
    752,705.33x = 464,151,447,006.32
  5. Step 5: Solve for x
    x = 464,151,447,006.32/752,705.33
  6. Step 6: Final answer
    x = 616,644.29

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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.