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Finding the Fourth Proportional to 407,323.88, 562,069.70 and 241,723.34

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Solution

The fourth proportional to 407,323.88, 562,069.70 and 241,723.34 is: 333,556.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,323.88 : 562,069.70 = 241,723.34 : x
  2. Step 2: Convert to fraction form
    407,323.88/562,069.70 = 241,723.34/x
  3. Step 3: Cross multiply
    407,323.88x = 562,069.70 × 241,723.34
  4. Step 4: Simplify right side
    407,323.88x = 135,865,365,196.80
  5. Step 5: Solve for x
    x = 135,865,365,196.80/407,323.88
  6. Step 6: Final answer
    x = 333,556.10

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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.