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Finding the Fourth Proportional to 363,813.59, 498,427.04 and 350,177.56

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Solution

The fourth proportional to 363,813.59, 498,427.04 and 350,177.56 is: 479,745.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,813.59 : 498,427.04 = 350,177.56 : x
  2. Step 2: Convert to fraction form
    363,813.59/498,427.04 = 350,177.56/x
  3. Step 3: Cross multiply
    363,813.59x = 498,427.04 × 350,177.56
  4. Step 4: Simplify right side
    363,813.59x = 174,537,964,334.60
  5. Step 5: Solve for x
    x = 174,537,964,334.60/363,813.59
  6. Step 6: Final answer
    x = 479,745.58

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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.