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Finding the Fourth Proportional to 404,655.42, 607,049.10 and 151,955.58

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Solution

The fourth proportional to 404,655.42, 607,049.10 and 151,955.58 is: 227,958.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,655.42 : 607,049.10 = 151,955.58 : x
  2. Step 2: Convert to fraction form
    404,655.42/607,049.10 = 151,955.58/x
  3. Step 3: Cross multiply
    404,655.42x = 607,049.10 × 151,955.58
  4. Step 4: Simplify right side
    404,655.42x = 92,244,498,078.98
  5. Step 5: Solve for x
    x = 92,244,498,078.98/404,655.42
  6. Step 6: Final answer
    x = 227,958.14

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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.