Home / 875,505.84-1,313,298.99-268,250.64

Finding the Fourth Proportional to 875,505.84, 1,313,298.99 and 268,250.64

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Solution

The fourth proportional to 875,505.84, 1,313,298.99 and 268,250.64 is: 402,388.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,505.84 : 1,313,298.99 = 268,250.64 : x
  2. Step 2: Convert to fraction form
    875,505.84/1,313,298.99 = 268,250.64/x
  3. Step 3: Cross multiply
    875,505.84x = 1,313,298.99 × 268,250.64
  4. Step 4: Simplify right side
    875,505.84x = 352,293,294,578.85
  5. Step 5: Solve for x
    x = 352,293,294,578.85/875,505.84
  6. Step 6: Final answer
    x = 402,388.29

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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.