Home / 777,471.39-1,072,997.66-433,338.73

Finding the Fourth Proportional to 777,471.39, 1,072,997.66 and 433,338.73

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Solution

The fourth proportional to 777,471.39, 1,072,997.66 and 433,338.73 is: 598,056.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    777,471.39 : 1,072,997.66 = 433,338.73 : x
  2. Step 2: Convert to fraction form
    777,471.39/1,072,997.66 = 433,338.73/x
  3. Step 3: Cross multiply
    777,471.39x = 1,072,997.66 × 433,338.73
  4. Step 4: Simplify right side
    777,471.39x = 464,971,443,277.37
  5. Step 5: Solve for x
    x = 464,971,443,277.37/777,471.39
  6. Step 6: Final answer
    x = 598,056.02

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1.5x scale

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.