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Finding the Fourth Proportional to 463,588.44, 639,709.02 and 262,384.44

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Solution

The fourth proportional to 463,588.44, 639,709.02 and 262,384.44 is: 362,066.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,588.44 : 639,709.02 = 262,384.44 : x
  2. Step 2: Convert to fraction form
    463,588.44/639,709.02 = 262,384.44/x
  3. Step 3: Cross multiply
    463,588.44x = 639,709.02 × 262,384.44
  4. Step 4: Simplify right side
    463,588.44x = 167,849,692,975.65
  5. Step 5: Solve for x
    x = 167,849,692,975.65/463,588.44
  6. Step 6: Final answer
    x = 362,066.17

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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.