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Finding the Fourth Proportional to 562,425.23, 843,633.74 and 225,460.94

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Solution

The fourth proportional to 562,425.23, 843,633.74 and 225,460.94 is: 338,189.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,425.23 : 843,633.74 = 225,460.94 : x
  2. Step 2: Convert to fraction form
    562,425.23/843,633.74 = 225,460.94/x
  3. Step 3: Cross multiply
    562,425.23x = 843,633.74 × 225,460.94
  4. Step 4: Simplify right side
    562,425.23x = 190,206,452,381.60
  5. Step 5: Solve for x
    x = 190,206,452,381.60/562,425.23
  6. Step 6: Final answer
    x = 338,189.76

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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.