Home / 752,015.78-1,037,914.44-446,260.76

Finding the Fourth Proportional to 752,015.78, 1,037,914.44 and 446,260.76

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Solution

The fourth proportional to 752,015.78, 1,037,914.44 and 446,260.76 is: 615,918.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,015.78 : 1,037,914.44 = 446,260.76 : x
  2. Step 2: Convert to fraction form
    752,015.78/1,037,914.44 = 446,260.76/x
  3. Step 3: Cross multiply
    752,015.78x = 1,037,914.44 × 446,260.76
  4. Step 4: Simplify right side
    752,015.78x = 463,180,486,809.37
  5. Step 5: Solve for x
    x = 463,180,486,809.37/752,015.78
  6. Step 6: Final answer
    x = 615,918.57

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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.