Home / 344,853.12-517,328.22-120,181.26

Finding the Fourth Proportional to 344,853.12, 517,328.22 and 120,181.26

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Solution

The fourth proportional to 344,853.12, 517,328.22 and 120,181.26 is: 180,288.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,853.12 : 517,328.22 = 120,181.26 : x
  2. Step 2: Convert to fraction form
    344,853.12/517,328.22 = 120,181.26/x
  3. Step 3: Cross multiply
    344,853.12x = 517,328.22 × 120,181.26
  4. Step 4: Simplify right side
    344,853.12x = 62,173,157,313.16
  5. Step 5: Solve for x
    x = 62,173,157,313.16/344,853.12
  6. Step 6: Final answer
    x = 180,288.81

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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.