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Finding the Fourth Proportional to 360,615.88, 498,158.94 and 328,296.52

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Solution

The fourth proportional to 360,615.88, 498,158.94 and 328,296.52 is: 453,512.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,615.88 : 498,158.94 = 328,296.52 : x
  2. Step 2: Convert to fraction form
    360,615.88/498,158.94 = 328,296.52/x
  3. Step 3: Cross multiply
    360,615.88x = 498,158.94 × 328,296.52
  4. Step 4: Simplify right side
    360,615.88x = 163,543,846,408.89
  5. Step 5: Solve for x
    x = 163,543,846,408.89/360,615.88
  6. Step 6: Final answer
    x = 453,512.60

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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.