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Finding the Fourth Proportional to 364,074.40, 546,111.60 and 204,642.10

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Solution

The fourth proportional to 364,074.40, 546,111.60 and 204,642.10 is: 306,963.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,074.40 : 546,111.60 = 204,642.10 : x
  2. Step 2: Convert to fraction form
    364,074.40/546,111.60 = 204,642.10/x
  3. Step 3: Cross multiply
    364,074.40x = 546,111.60 × 204,642.10
  4. Step 4: Simplify right side
    364,074.40x = 111,757,424,658.36
  5. Step 5: Solve for x
    x = 111,757,424,658.36/364,074.40
  6. Step 6: Final answer
    x = 306,963.15

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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.