Home / 1,154,634.68-1,731,509.10-396,334.84

Finding the Fourth Proportional to 1,154,634.68, 1,731,509.10 and 396,334.84

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Solution

The fourth proportional to 1,154,634.68, 1,731,509.10 and 396,334.84 is: 594,350.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,154,634.68 : 1,731,509.10 = 396,334.84 : x
  2. Step 2: Convert to fraction form
    1,154,634.68/1,731,509.10 = 396,334.84/x
  3. Step 3: Cross multiply
    1,154,634.68x = 1,731,509.10 × 396,334.84
  4. Step 4: Simplify right side
    1,154,634.68x = 686,257,382,107.04
  5. Step 5: Solve for x
    x = 686,257,382,107.04/1,154,634.68
  6. Step 6: Final answer
    x = 594,350.23

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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.