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Finding the Fourth Proportional to 362,807.62, 500,661.74 and 199,462.93

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Solution

The fourth proportional to 362,807.62, 500,661.74 and 199,462.93 is: 275,251.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,807.62 : 500,661.74 = 199,462.93 : x
  2. Step 2: Convert to fraction form
    362,807.62/500,661.74 = 199,462.93/x
  3. Step 3: Cross multiply
    362,807.62x = 500,661.74 × 199,462.93
  4. Step 4: Simplify right side
    362,807.62x = 99,863,459,662.52
  5. Step 5: Solve for x
    x = 99,863,459,662.52/362,807.62
  6. Step 6: Final answer
    x = 275,251.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.