Home / 407,259.60-562,009.66-225,967.62

Finding the Fourth Proportional to 407,259.60, 562,009.66 and 225,967.62

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Solution

The fourth proportional to 407,259.60, 562,009.66 and 225,967.62 is: 311,830.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,259.60 : 562,009.66 = 225,967.62 : x
  2. Step 2: Convert to fraction form
    407,259.60/562,009.66 = 225,967.62/x
  3. Step 3: Cross multiply
    407,259.60x = 562,009.66 × 225,967.62
  4. Step 4: Simplify right side
    407,259.60x = 126,995,986,829.83
  5. Step 5: Solve for x
    x = 126,995,986,829.83/407,259.60
  6. Step 6: Final answer
    x = 311,830.56

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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.