Home / 479,664.83-719,117.69-180,112.04

Finding the Fourth Proportional to 479,664.83, 719,117.69 and 180,112.04

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Solution

The fourth proportional to 479,664.83, 719,117.69 and 180,112.04 is: 270,025.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,664.83 : 719,117.69 = 180,112.04 : x
  2. Step 2: Convert to fraction form
    479,664.83/719,117.69 = 180,112.04/x
  3. Step 3: Cross multiply
    479,664.83x = 719,117.69 × 180,112.04
  4. Step 4: Simplify right side
    479,664.83x = 129,521,749,649.84
  5. Step 5: Solve for x
    x = 129,521,749,649.84/479,664.83
  6. Step 6: Final answer
    x = 270,025.53

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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.