Home / 328,183.08-492,250.02-103,550.76

Finding the Fourth Proportional to 328,183.08, 492,250.02 and 103,550.76

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Solution

The fourth proportional to 328,183.08, 492,250.02 and 103,550.76 is: 155,318.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,183.08 : 492,250.02 = 103,550.76 : x
  2. Step 2: Convert to fraction form
    328,183.08/492,250.02 = 103,550.76/x
  3. Step 3: Cross multiply
    328,183.08x = 492,250.02 × 103,550.76
  4. Step 4: Simplify right side
    328,183.08x = 50,972,863,681.02
  5. Step 5: Solve for x
    x = 50,972,863,681.02/328,183.08
  6. Step 6: Final answer
    x = 155,318.38

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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.