Home / 869,197.82-1,199,742.98-524,979.07

Finding the Fourth Proportional to 869,197.82, 1,199,742.98 and 524,979.07

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Solution

The fourth proportional to 869,197.82, 1,199,742.98 and 524,979.07 is: 724,622.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    869,197.82 : 1,199,742.98 = 524,979.07 : x
  2. Step 2: Convert to fraction form
    869,197.82/1,199,742.98 = 524,979.07/x
  3. Step 3: Cross multiply
    869,197.82x = 1,199,742.98 × 524,979.07
  4. Step 4: Simplify right side
    869,197.82x = 629,839,948,255.18
  5. Step 5: Solve for x
    x = 629,839,948,255.18/869,197.82
  6. Step 6: Final answer
    x = 724,622.10

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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.