Home / 407,747.09-562,697.96-223,993.42

Finding the Fourth Proportional to 407,747.09, 562,697.96 and 223,993.42

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Solution

The fourth proportional to 407,747.09, 562,697.96 and 223,993.42 is: 309,114.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,747.09 : 562,697.96 = 223,993.42 : x
  2. Step 2: Convert to fraction form
    407,747.09/562,697.96 = 223,993.42/x
  3. Step 3: Cross multiply
    407,747.09x = 562,697.96 × 223,993.42
  4. Step 4: Simplify right side
    407,747.09x = 126,040,637,960.71
  5. Step 5: Solve for x
    x = 126,040,637,960.71/407,747.09
  6. Step 6: Final answer
    x = 309,114.74

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1.5x scale

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.