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Finding the Fourth Proportional to 326,419.74, 450,491.61 and 183,180.35

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Solution

The fourth proportional to 326,419.74, 450,491.61 and 183,180.35 is: 252,807.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,419.74 : 450,491.61 = 183,180.35 : x
  2. Step 2: Convert to fraction form
    326,419.74/450,491.61 = 183,180.35/x
  3. Step 3: Cross multiply
    326,419.74x = 450,491.61 × 183,180.35
  4. Step 4: Simplify right side
    326,419.74x = 82,521,208,539.41
  5. Step 5: Solve for x
    x = 82,521,208,539.41/326,419.74
  6. Step 6: Final answer
    x = 252,807.04

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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.