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Finding the Fourth Proportional to 363,826.70, 498,444.36 and 350,190.58

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Solution

The fourth proportional to 363,826.70, 498,444.36 and 350,190.58 is: 479,762.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,826.70 : 498,444.36 = 350,190.58 : x
  2. Step 2: Convert to fraction form
    363,826.70/498,444.36 = 350,190.58/x
  3. Step 3: Cross multiply
    363,826.70x = 498,444.36 × 350,190.58
  4. Step 4: Simplify right side
    363,826.70x = 174,550,515,282.95
  5. Step 5: Solve for x
    x = 174,550,515,282.95/363,826.70
  6. Step 6: Final answer
    x = 479,762.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.