Home / 382,245.79-527,467.81-225,056.73

Finding the Fourth Proportional to 382,245.79, 527,467.81 and 225,056.73

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Solution

The fourth proportional to 382,245.79, 527,467.81 and 225,056.73 is: 310,559.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,245.79 : 527,467.81 = 225,056.73 : x
  2. Step 2: Convert to fraction form
    382,245.79/527,467.81 = 225,056.73/x
  3. Step 3: Cross multiply
    382,245.79x = 527,467.81 × 225,056.73
  4. Step 4: Simplify right side
    382,245.79x = 118,710,180,498.86
  5. Step 5: Solve for x
    x = 118,710,180,498.86/382,245.79
  6. Step 6: Final answer
    x = 310,559.81

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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.