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Finding the Fourth Proportional to 450,013.94, 675,021.54 and 183,774.44

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Solution

The fourth proportional to 450,013.94, 675,021.54 and 183,774.44 is: 275,661.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,013.94 : 675,021.54 = 183,774.44 : x
  2. Step 2: Convert to fraction form
    450,013.94/675,021.54 = 183,774.44/x
  3. Step 3: Cross multiply
    450,013.94x = 675,021.54 × 183,774.44
  4. Step 4: Simplify right side
    450,013.94x = 124,051,707,878.15
  5. Step 5: Solve for x
    x = 124,051,707,878.15/450,013.94
  6. Step 6: Final answer
    x = 275,661.93

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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.