Home / 729,109.70-1,093,664.55-462,004.10

Finding the Fourth Proportional to 729,109.70, 1,093,664.55 and 462,004.10

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Solution

The fourth proportional to 729,109.70, 1,093,664.55 and 462,004.10 is: 693,006.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,109.70 : 1,093,664.55 = 462,004.10 : x
  2. Step 2: Convert to fraction form
    729,109.70/1,093,664.55 = 462,004.10/x
  3. Step 3: Cross multiply
    729,109.70x = 1,093,664.55 × 462,004.10
  4. Step 4: Simplify right side
    729,109.70x = 505,277,506,124.66
  5. Step 5: Solve for x
    x = 505,277,506,124.66/729,109.70
  6. Step 6: Final answer
    x = 693,006.15

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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.