Home / 451,641.20-677,724.24-202,323.20

Finding the Fourth Proportional to 451,641.20, 677,724.24 and 202,323.20

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Solution

The fourth proportional to 451,641.20, 677,724.24 and 202,323.20 is: 303,602.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,641.20 : 677,724.24 = 202,323.20 : x
  2. Step 2: Convert to fraction form
    451,641.20/677,724.24 = 202,323.20/x
  3. Step 3: Cross multiply
    451,641.20x = 677,724.24 × 202,323.20
  4. Step 4: Simplify right side
    451,641.20x = 137,119,333,565.75
  5. Step 5: Solve for x
    x = 137,119,333,565.75/451,641.20
  6. Step 6: Final answer
    x = 303,602.36

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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.