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Finding the Fourth Proportional to 533,044.26, 735,648.45 and 303,551.40

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Solution

The fourth proportional to 533,044.26, 735,648.45 and 303,551.40 is: 418,927.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,044.26 : 735,648.45 = 303,551.40 : x
  2. Step 2: Convert to fraction form
    533,044.26/735,648.45 = 303,551.40/x
  3. Step 3: Cross multiply
    533,044.26x = 735,648.45 × 303,551.40
  4. Step 4: Simplify right side
    533,044.26x = 223,307,116,905.33
  5. Step 5: Solve for x
    x = 223,307,116,905.33/533,044.26
  6. Step 6: Final answer
    x = 418,927.91

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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.