Home / 777,313.84-1,166,635.36-304,331.34

Finding the Fourth Proportional to 777,313.84, 1,166,635.36 and 304,331.34

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Solution

The fourth proportional to 777,313.84, 1,166,635.36 and 304,331.34 is: 456,757.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    777,313.84 : 1,166,635.36 = 304,331.34 : x
  2. Step 2: Convert to fraction form
    777,313.84/1,166,635.36 = 304,331.34/x
  3. Step 3: Cross multiply
    777,313.84x = 1,166,635.36 × 304,331.34
  4. Step 4: Simplify right side
    777,313.84x = 355,043,702,400.18
  5. Step 5: Solve for x
    x = 355,043,702,400.18/777,313.84
  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.