Home / 350,628.48-483,831.36-207,360.54

Finding the Fourth Proportional to 350,628.48, 483,831.36 and 207,360.54

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Solution

The fourth proportional to 350,628.48, 483,831.36 and 207,360.54 is: 286,136.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,628.48 : 483,831.36 = 207,360.54 : x
  2. Step 2: Convert to fraction form
    350,628.48/483,831.36 = 207,360.54/x
  3. Step 3: Cross multiply
    350,628.48x = 483,831.36 × 207,360.54
  4. Step 4: Simplify right side
    350,628.48x = 100,327,532,078.53
  5. Step 5: Solve for x
    x = 100,327,532,078.53/350,628.48
  6. Step 6: Final answer
    x = 286,136.29

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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.