Home / 371,028.44-556,514.68-118,298.72

Finding the Fourth Proportional to 371,028.44, 556,514.68 and 118,298.72

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Solution

The fourth proportional to 371,028.44, 556,514.68 and 118,298.72 is: 177,439.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,028.44 : 556,514.68 = 118,298.72 : x
  2. Step 2: Convert to fraction form
    371,028.44/556,514.68 = 118,298.72/x
  3. Step 3: Cross multiply
    371,028.44x = 556,514.68 × 118,298.72
  4. Step 4: Simplify right side
    371,028.44x = 65,834,974,305.21
  5. Step 5: Solve for x
    x = 65,834,974,305.21/371,028.44
  6. Step 6: Final answer
    x = 177,439.16

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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.