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Finding the Fourth Proportional to 450,013.86, 675,021.45 and 183,774.38

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Solution

The fourth proportional to 450,013.86, 675,021.45 and 183,774.38 is: 275,661.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,013.86 : 675,021.45 = 183,774.38 : x
  2. Step 2: Convert to fraction form
    450,013.86/675,021.45 = 183,774.38/x
  3. Step 3: Cross multiply
    450,013.86x = 675,021.45 × 183,774.38
  4. Step 4: Simplify right side
    450,013.86x = 124,051,647,932.69
  5. Step 5: Solve for x
    x = 124,051,647,932.69/450,013.86
  6. Step 6: Final answer
    x = 275,661.84

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1.5x scale

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.