Home / 468,938.92-702,831.34-266,704.78

Finding the Fourth Proportional to 468,938.92, 702,831.34 and 266,704.78

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Solution

The fourth proportional to 468,938.92, 702,831.34 and 266,704.78 is: 399,728.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,938.92 : 702,831.34 = 266,704.78 : x
  2. Step 2: Convert to fraction form
    468,938.92/702,831.34 = 266,704.78/x
  3. Step 3: Cross multiply
    468,938.92x = 702,831.34 × 266,704.78
  4. Step 4: Simplify right side
    468,938.92x = 187,448,477,911.81
  5. Step 5: Solve for x
    x = 187,448,477,911.81/468,938.92
  6. Step 6: Final answer
    x = 399,728.98

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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.