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Finding the Fourth Proportional to 360,616.88, 498,160.32 and 328,297.52

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Solution

The fourth proportional to 360,616.88, 498,160.32 and 328,297.52 is: 453,513.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,616.88 : 498,160.32 = 328,297.52 : x
  2. Step 2: Convert to fraction form
    360,616.88/498,160.32 = 328,297.52/x
  3. Step 3: Cross multiply
    360,616.88x = 498,160.32 × 328,297.52
  4. Step 4: Simplify right side
    360,616.88x = 163,544,797,618.41
  5. Step 5: Solve for x
    x = 163,544,797,618.41/360,616.88
  6. Step 6: Final answer
    x = 453,513.98

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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.