Home / 411,972.24-617,231.58-360,800.28

Finding the Fourth Proportional to 411,972.24, 617,231.58 and 360,800.28

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Solution

The fourth proportional to 411,972.24, 617,231.58 and 360,800.28 is: 540,563.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,972.24 : 617,231.58 = 360,800.28 : x
  2. Step 2: Convert to fraction form
    411,972.24/617,231.58 = 360,800.28/x
  3. Step 3: Cross multiply
    411,972.24x = 617,231.58 × 360,800.28
  4. Step 4: Simplify right side
    411,972.24x = 222,697,326,888.84
  5. Step 5: Solve for x
    x = 222,697,326,888.84/411,972.24
  6. Step 6: Final answer
    x = 540,563.91

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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.