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Finding the Fourth Proportional to 567,780.12, 849,113.82 and 504,969.48

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Solution

The fourth proportional to 567,780.12, 849,113.82 and 504,969.48 is: 755,180.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,780.12 : 849,113.82 = 504,969.48 : x
  2. Step 2: Convert to fraction form
    567,780.12/849,113.82 = 504,969.48/x
  3. Step 3: Cross multiply
    567,780.12x = 849,113.82 × 504,969.48
  4. Step 4: Simplify right side
    567,780.12x = 428,776,564,146.21
  5. Step 5: Solve for x
    x = 428,776,564,146.21/567,780.12
  6. Step 6: Final answer
    x = 755,180.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.