Home / 1,052,308.80-1,578,696.96-491,037.12

Finding the Fourth Proportional to 1,052,308.80, 1,578,696.96 and 491,037.12

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Solution

The fourth proportional to 1,052,308.80, 1,578,696.96 and 491,037.12 is: 736,664.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,052,308.80 : 1,578,696.96 = 491,037.12 : x
  2. Step 2: Convert to fraction form
    1,052,308.80/1,578,696.96 = 491,037.12/x
  3. Step 3: Cross multiply
    1,052,308.80x = 1,578,696.96 × 491,037.12
  4. Step 4: Simplify right side
    1,052,308.80x = 775,198,808,591.16
  5. Step 5: Solve for x
    x = 775,198,808,591.16/1,052,308.80
  6. Step 6: Final answer
    x = 736,664.76

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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.