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Finding the Fourth Proportional to 633,052.94, 873,696.17 and 361,058.51

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Solution

The fourth proportional to 633,052.94, 873,696.17 and 361,058.51 is: 498,308.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    633,052.94 : 873,696.17 = 361,058.51 : x
  2. Step 2: Convert to fraction form
    633,052.94/873,696.17 = 361,058.51/x
  3. Step 3: Cross multiply
    633,052.94x = 873,696.17 × 361,058.51
  4. Step 4: Simplify right side
    633,052.94x = 315,455,440,419.79
  5. Step 5: Solve for x
    x = 315,455,440,419.79/633,052.94
  6. Step 6: Final answer
    x = 498,308.16

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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.