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Finding the Fourth Proportional to 633,044.07, 873,362.30 and 415,372.91

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Solution

The fourth proportional to 633,044.07, 873,362.30 and 415,372.91 is: 573,058.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    633,044.07 : 873,362.30 = 415,372.91 : x
  2. Step 2: Convert to fraction form
    633,044.07/873,362.30 = 415,372.91/x
  3. Step 3: Cross multiply
    633,044.07x = 873,362.30 × 415,372.91
  4. Step 4: Simplify right side
    633,044.07x = 362,771,033,591.62
  5. Step 5: Solve for x
    x = 362,771,033,591.62/633,044.07
  6. Step 6: Final answer
    x = 573,058.10

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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.