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Finding the Fourth Proportional to 498,324.09, 747,459.33 and 245,352.39

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Solution

The fourth proportional to 498,324.09, 747,459.33 and 245,352.39 is: 368,015.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,324.09 : 747,459.33 = 245,352.39 : x
  2. Step 2: Convert to fraction form
    498,324.09/747,459.33 = 245,352.39/x
  3. Step 3: Cross multiply
    498,324.09x = 747,459.33 × 245,352.39
  4. Step 4: Simplify right side
    498,324.09x = 183,390,933,043.30
  5. Step 5: Solve for x
    x = 183,390,933,043.30/498,324.09
  6. Step 6: Final answer
    x = 368,015.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.