Home / 378,226.02-567,401.40-125,509.26

Finding the Fourth Proportional to 378,226.02, 567,401.40 and 125,509.26

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Solution

The fourth proportional to 378,226.02, 567,401.40 and 125,509.26 is: 188,284.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    378,226.02 : 567,401.40 = 125,509.26 : x
  2. Step 2: Convert to fraction form
    378,226.02/567,401.40 = 125,509.26/x
  3. Step 3: Cross multiply
    378,226.02x = 567,401.40 × 125,509.26
  4. Step 4: Simplify right side
    378,226.02x = 71,214,129,836.96
  5. Step 5: Solve for x
    x = 71,214,129,836.96/378,226.02
  6. Step 6: Final answer
    x = 188,284.59

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1.5x scale

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.