Home / 777,313.83-1,166,635.35-304,331.34

Finding the Fourth Proportional to 777,313.83, 1,166,635.35 and 304,331.34

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Solution

The fourth proportional to 777,313.83, 1,166,635.35 and 304,331.34 is: 456,757.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    777,313.83 : 1,166,635.35 = 304,331.34 : x
  2. Step 2: Convert to fraction form
    777,313.83/1,166,635.35 = 304,331.34/x
  3. Step 3: Cross multiply
    777,313.83x = 1,166,635.35 × 304,331.34
  4. Step 4: Simplify right side
    777,313.83x = 355,043,699,356.87
  5. Step 5: Solve for x
    x = 355,043,699,356.87/777,313.83
  6. Step 6: Final answer
    x = 456,757.21

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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.