Home / 869,371.07-1,303,916.66-238,137.35

Finding the Fourth Proportional to 869,371.07, 1,303,916.66 and 238,137.35

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Solution

The fourth proportional to 869,371.07, 1,303,916.66 and 238,137.35 is: 357,167.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    869,371.07 : 1,303,916.66 = 238,137.35 : x
  2. Step 2: Convert to fraction form
    869,371.07/1,303,916.66 = 238,137.35/x
  3. Step 3: Cross multiply
    869,371.07x = 1,303,916.66 × 238,137.35
  4. Step 4: Simplify right side
    869,371.07x = 310,511,256,842.56
  5. Step 5: Solve for x
    x = 310,511,256,842.56/869,371.07
  6. Step 6: Final answer
    x = 357,167.69

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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.