Home / 776,151.56-1,164,227.64-349,188.80

Finding the Fourth Proportional to 776,151.56, 1,164,227.64 and 349,188.80

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Solution

The fourth proportional to 776,151.56, 1,164,227.64 and 349,188.80 is: 523,783.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,151.56 : 1,164,227.64 = 349,188.80 : x
  2. Step 2: Convert to fraction form
    776,151.56/1,164,227.64 = 349,188.80/x
  3. Step 3: Cross multiply
    776,151.56x = 1,164,227.64 × 349,188.80
  4. Step 4: Simplify right side
    776,151.56x = 406,535,252,538.43
  5. Step 5: Solve for x
    x = 406,535,252,538.43/776,151.56
  6. Step 6: Final answer
    x = 523,783.33

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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.