Home / 873,314.26-1,309,971.29-242,228.07

Finding the Fourth Proportional to 873,314.26, 1,309,971.29 and 242,228.07

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Solution

The fourth proportional to 873,314.26, 1,309,971.29 and 242,228.07 is: 363,342.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,314.26 : 1,309,971.29 = 242,228.07 : x
  2. Step 2: Convert to fraction form
    873,314.26/1,309,971.29 = 242,228.07/x
  3. Step 3: Cross multiply
    873,314.26x = 1,309,971.29 × 242,228.07
  4. Step 4: Simplify right side
    873,314.26x = 317,311,816,120.97
  5. Step 5: Solve for x
    x = 317,311,816,120.97/873,314.26
  6. Step 6: Final answer
    x = 363,342.08

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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.