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Finding the Fourth Proportional to 468,463.69, 646,474.53 and 253,599.04

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Solution

The fourth proportional to 468,463.69, 646,474.53 and 253,599.04 is: 349,963.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,463.69 : 646,474.53 = 253,599.04 : x
  2. Step 2: Convert to fraction form
    468,463.69/646,474.53 = 253,599.04/x
  3. Step 3: Cross multiply
    468,463.69x = 646,474.53 × 253,599.04
  4. Step 4: Simplify right side
    468,463.69x = 163,945,320,192.45
  5. Step 5: Solve for x
    x = 163,945,320,192.45/468,463.69
  6. Step 6: Final answer
    x = 349,963.77

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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.