Home / 868,991.13-1,303,846.32-469,161.63

Finding the Fourth Proportional to 868,991.13, 1,303,846.32 and 469,161.63

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Solution

The fourth proportional to 868,991.13, 1,303,846.32 and 469,161.63 is: 703,936.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,991.13 : 1,303,846.32 = 469,161.63 : x
  2. Step 2: Convert to fraction form
    868,991.13/1,303,846.32 = 469,161.63/x
  3. Step 3: Cross multiply
    868,991.13x = 1,303,846.32 × 469,161.63
  4. Step 4: Simplify right side
    868,991.13x = 611,714,664,760.70
  5. Step 5: Solve for x
    x = 611,714,664,760.70/868,991.13
  6. Step 6: Final answer
    x = 703,936.60

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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.