Home / 498,317.85-747,449.94-245,346.12

Finding the Fourth Proportional to 498,317.85, 747,449.94 and 245,346.12

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Solution

The fourth proportional to 498,317.85, 747,449.94 and 245,346.12 is: 368,005.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,317.85 : 747,449.94 = 245,346.12 : x
  2. Step 2: Convert to fraction form
    498,317.85/747,449.94 = 245,346.12/x
  3. Step 3: Cross multiply
    498,317.85x = 747,449.94 × 245,346.12
  4. Step 4: Simplify right side
    498,317.85x = 183,383,942,673.23
  5. Step 5: Solve for x
    x = 183,383,942,673.23/498,317.85
  6. Step 6: Final answer
    x = 368,005.97

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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.