Home / 771,196.14-1,156,849.29-238,648.68

Finding the Fourth Proportional to 771,196.14, 1,156,849.29 and 238,648.68

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Solution

The fourth proportional to 771,196.14, 1,156,849.29 and 238,648.68 is: 357,990.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    771,196.14 : 1,156,849.29 = 238,648.68 : x
  2. Step 2: Convert to fraction form
    771,196.14/1,156,849.29 = 238,648.68/x
  3. Step 3: Cross multiply
    771,196.14x = 1,156,849.29 × 238,648.68
  4. Step 4: Simplify right side
    771,196.14x = 276,080,556,017.44
  5. Step 5: Solve for x
    x = 276,080,556,017.44/771,196.14
  6. Step 6: Final answer
    x = 357,990.06

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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.