Home / 680,037.80-1,020,057.39-253,567.10

Finding the Fourth Proportional to 680,037.80, 1,020,057.39 and 253,567.10

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Solution

The fourth proportional to 680,037.80, 1,020,057.39 and 253,567.10 is: 380,350.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    680,037.80 : 1,020,057.39 = 253,567.10 : x
  2. Step 2: Convert to fraction form
    680,037.80/1,020,057.39 = 253,567.10/x
  3. Step 3: Cross multiply
    680,037.80x = 1,020,057.39 × 253,567.10
  4. Step 4: Simplify right side
    680,037.80x = 258,652,996,766.01
  5. Step 5: Solve for x
    x = 258,652,996,766.01/680,037.80
  6. Step 6: Final answer
    x = 380,350.91

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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.