Home / 326,315.21-488,836.76-183,724.64

Finding the Fourth Proportional to 326,315.21, 488,836.76 and 183,724.64

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Solution

The fourth proportional to 326,315.21, 488,836.76 and 183,724.64 is: 275,228.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,315.21 : 488,836.76 = 183,724.64 : x
  2. Step 2: Convert to fraction form
    326,315.21/488,836.76 = 183,724.64/x
  3. Step 3: Cross multiply
    326,315.21x = 488,836.76 × 183,724.64
  4. Step 4: Simplify right side
    326,315.21x = 89,811,355,305.58
  5. Step 5: Solve for x
    x = 89,811,355,305.58/326,315.21
  6. Step 6: Final answer
    x = 275,228.84

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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.