Home / 409,939.08-565,563.44-237,760.50

Finding the Fourth Proportional to 409,939.08, 565,563.44 and 237,760.50

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Solution

The fourth proportional to 409,939.08, 565,563.44 and 237,760.50 is: 328,021.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,939.08 : 565,563.44 = 237,760.50 : x
  2. Step 2: Convert to fraction form
    409,939.08/565,563.44 = 237,760.50/x
  3. Step 3: Cross multiply
    409,939.08x = 565,563.44 × 237,760.50
  4. Step 4: Simplify right side
    409,939.08x = 134,468,646,276.12
  5. Step 5: Solve for x
    x = 134,468,646,276.12/409,939.08
  6. Step 6: Final answer
    x = 328,021.05

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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.