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Finding the Fourth Proportional to 599,010.28, 898,512.86 and 155,777

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Solution

The fourth proportional to 599,010.28, 898,512.86 and 155,777 is: 233,664.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,010.28 : 898,512.86 = 155,777 : x
  2. Step 2: Convert to fraction form
    599,010.28/898,512.86 = 155,777/x
  3. Step 3: Cross multiply
    599,010.28x = 898,512.86 × 155,777
  4. Step 4: Simplify right side
    599,010.28x = 139,967,637,792.22
  5. Step 5: Solve for x
    x = 139,967,637,792.22/599,010.28
  6. Step 6: Final answer
    x = 233,664.83

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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.