Home / 480,086.50-719,993.66-199,256.26

Finding the Fourth Proportional to 480,086.50, 719,993.66 and 199,256.26

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Solution

The fourth proportional to 480,086.50, 719,993.66 and 199,256.26 is: 298,827.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,086.50 : 719,993.66 = 199,256.26 : x
  2. Step 2: Convert to fraction form
    480,086.50/719,993.66 = 199,256.26/x
  3. Step 3: Cross multiply
    480,086.50x = 719,993.66 × 199,256.26
  4. Step 4: Simplify right side
    480,086.50x = 143,463,243,915.31
  5. Step 5: Solve for x
    x = 143,463,243,915.31/480,086.50
  6. Step 6: Final answer
    x = 298,827.91

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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.