Home / 484,947.58-669,248.34-270,087.64

Finding the Fourth Proportional to 484,947.58, 669,248.34 and 270,087.64

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Solution

The fourth proportional to 484,947.58, 669,248.34 and 270,087.64 is: 372,732.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,947.58 : 669,248.34 = 270,087.64 : x
  2. Step 2: Convert to fraction form
    484,947.58/669,248.34 = 270,087.64/x
  3. Step 3: Cross multiply
    484,947.58x = 669,248.34 × 270,087.64
  4. Step 4: Simplify right side
    484,947.58x = 180,755,704,724.52
  5. Step 5: Solve for x
    x = 180,755,704,724.52/484,947.58
  6. Step 6: Final answer
    x = 372,732.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.