Home / 776,344.48-1,164,505.56-243,897.48

Finding the Fourth Proportional to 776,344.48, 1,164,505.56 and 243,897.48

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Solution

The fourth proportional to 776,344.48, 1,164,505.56 and 243,897.48 is: 365,842.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,344.48 : 1,164,505.56 = 243,897.48 : x
  2. Step 2: Convert to fraction form
    776,344.48/1,164,505.56 = 243,897.48/x
  3. Step 3: Cross multiply
    776,344.48x = 1,164,505.56 × 243,897.48
  4. Step 4: Simplify right side
    776,344.48x = 284,019,971,529.99
  5. Step 5: Solve for x
    x = 284,019,971,529.99/776,344.48
  6. Step 6: Final answer
    x = 365,842.71

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1.5x scale

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.