Home / 885,655.27-1,328,409.80-245,974.03

Finding the Fourth Proportional to 885,655.27, 1,328,409.80 and 245,974.03

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Solution

The fourth proportional to 885,655.27, 1,328,409.80 and 245,974.03 is: 368,940.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,655.27 : 1,328,409.80 = 245,974.03 : x
  2. Step 2: Convert to fraction form
    885,655.27/1,328,409.80 = 245,974.03/x
  3. Step 3: Cross multiply
    885,655.27x = 1,328,409.80 × 245,974.03
  4. Step 4: Simplify right side
    885,655.27x = 326,754,317,224.91
  5. Step 5: Solve for x
    x = 326,754,317,224.91/885,655.27
  6. Step 6: Final answer
    x = 368,940.75

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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.