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Finding the Fourth Proportional to 373,077.33, 514,831.73 and 203,307.81

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Solution

The fourth proportional to 373,077.33, 514,831.73 and 203,307.81 is: 280,556.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,077.33 : 514,831.73 = 203,307.81 : x
  2. Step 2: Convert to fraction form
    373,077.33/514,831.73 = 203,307.81/x
  3. Step 3: Cross multiply
    373,077.33x = 514,831.73 × 203,307.81
  4. Step 4: Simplify right side
    373,077.33x = 104,669,310,528.27
  5. Step 5: Solve for x
    x = 104,669,310,528.27/373,077.33
  6. Step 6: Final answer
    x = 280,556.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.