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Finding the Fourth Proportional to 704,895.30, 972,757.29 and 382,605.41

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Solution

The fourth proportional to 704,895.30, 972,757.29 and 382,605.41 is: 527,996.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,895.30 : 972,757.29 = 382,605.41 : x
  2. Step 2: Convert to fraction form
    704,895.30/972,757.29 = 382,605.41/x
  3. Step 3: Cross multiply
    704,895.30x = 972,757.29 × 382,605.41
  4. Step 4: Simplify right side
    704,895.30x = 372,182,196,907.15
  5. Step 5: Solve for x
    x = 372,182,196,907.15/704,895.30
  6. Step 6: Final answer
    x = 527,996.42

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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.