Home / 752,104.68-1,037,898.96-407,939.58

Finding the Fourth Proportional to 752,104.68, 1,037,898.96 and 407,939.58

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Solution

The fourth proportional to 752,104.68, 1,037,898.96 and 407,939.58 is: 562,953.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,104.68 : 1,037,898.96 = 407,939.58 : x
  2. Step 2: Convert to fraction form
    752,104.68/1,037,898.96 = 407,939.58/x
  3. Step 3: Cross multiply
    752,104.68x = 1,037,898.96 × 407,939.58
  4. Step 4: Simplify right side
    752,104.68x = 423,400,065,824.84
  5. Step 5: Solve for x
    x = 423,400,065,824.84/752,104.68
  6. Step 6: Final answer
    x = 562,953.64

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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.