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Finding the Fourth Proportional to 789,124, 1,181,973.14 and 484,594

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Solution

The fourth proportional to 789,124, 1,181,973.14 and 484,594 is: 725,839.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,124 : 1,181,973.14 = 484,594 : x
  2. Step 2: Convert to fraction form
    789,124/1,181,973.14 = 484,594/x
  3. Step 3: Cross multiply
    789,124x = 1,181,973.14 × 484,594
  4. Step 4: Simplify right side
    789,124x = 572,777,091,805.16
  5. Step 5: Solve for x
    x = 572,777,091,805.16/789,124
  6. Step 6: Final answer
    x = 725,839.15

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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.