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Finding the Fourth Proportional to 326,570.41, 450,642.28 and 183,302.77

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Solution

The fourth proportional to 326,570.41, 450,642.28 and 183,302.77 is: 252,943.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,570.41 : 450,642.28 = 183,302.77 : x
  2. Step 2: Convert to fraction form
    326,570.41/450,642.28 = 183,302.77/x
  3. Step 3: Cross multiply
    326,570.41x = 450,642.28 × 183,302.77
  4. Step 4: Simplify right side
    326,570.41x = 82,603,978,308.16
  5. Step 5: Solve for x
    x = 82,603,978,308.16/326,570.41
  6. Step 6: Final answer
    x = 252,943.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.