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Finding the Fourth Proportional to 504,083.17, 756,272.39 and 149,106.65

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Solution

The fourth proportional to 504,083.17, 756,272.39 and 149,106.65 is: 223,703.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,083.17 : 756,272.39 = 149,106.65 : x
  2. Step 2: Convert to fraction form
    504,083.17/756,272.39 = 149,106.65/x
  3. Step 3: Cross multiply
    504,083.17x = 756,272.39 × 149,106.65
  4. Step 4: Simplify right side
    504,083.17x = 112,765,238,033.50
  5. Step 5: Solve for x
    x = 112,765,238,033.50/504,083.17
  6. Step 6: Final answer
    x = 223,703.64

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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.