Home / 403,964.84-605,962.58-151,218.72

Finding the Fourth Proportional to 403,964.84, 605,962.58 and 151,218.72

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Solution

The fourth proportional to 403,964.84, 605,962.58 and 151,218.72 is: 226,833.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,964.84 : 605,962.58 = 151,218.72 : x
  2. Step 2: Convert to fraction form
    403,964.84/605,962.58 = 151,218.72/x
  3. Step 3: Cross multiply
    403,964.84x = 605,962.58 × 151,218.72
  4. Step 4: Simplify right side
    403,964.84x = 91,632,884,959.40
  5. Step 5: Solve for x
    x = 91,632,884,959.40/403,964.84
  6. Step 6: Final answer
    x = 226,833.82

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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.