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Finding the Fourth Proportional to 704,794.26, 972,607.98 and 382,504.57

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Solution

The fourth proportional to 704,794.26, 972,607.98 and 382,504.57 is: 527,851.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,794.26 : 972,607.98 = 382,504.57 : x
  2. Step 2: Convert to fraction form
    704,794.26/972,607.98 = 382,504.57/x
  3. Step 3: Cross multiply
    704,794.26x = 972,607.98 × 382,504.57
  4. Step 4: Simplify right side
    704,794.26x = 372,026,997,168.47
  5. Step 5: Solve for x
    x = 372,026,997,168.47/704,794.26
  6. Step 6: Final answer
    x = 527,851.91

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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.