Home / 856,156.96-1,284,419.49-248,955.83

Finding the Fourth Proportional to 856,156.96, 1,284,419.49 and 248,955.83

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Solution

The fourth proportional to 856,156.96, 1,284,419.49 and 248,955.83 is: 373,487.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,156.96 : 1,284,419.49 = 248,955.83 : x
  2. Step 2: Convert to fraction form
    856,156.96/1,284,419.49 = 248,955.83/x
  3. Step 3: Cross multiply
    856,156.96x = 1,284,419.49 × 248,955.83
  4. Step 4: Simplify right side
    856,156.96x = 319,763,720,201.13
  5. Step 5: Solve for x
    x = 319,763,720,201.13/856,156.96
  6. Step 6: Final answer
    x = 373,487.26

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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.