Home / 407,645.87-562,567.48-235,558.13

Finding the Fourth Proportional to 407,645.87, 562,567.48 and 235,558.13

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Solution

The fourth proportional to 407,645.87, 562,567.48 and 235,558.13 is: 325,079.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,645.87 : 562,567.48 = 235,558.13 : x
  2. Step 2: Convert to fraction form
    407,645.87/562,567.48 = 235,558.13/x
  3. Step 3: Cross multiply
    407,645.87x = 562,567.48 × 235,558.13
  4. Step 4: Simplify right side
    407,645.87x = 132,517,340,185.88
  5. Step 5: Solve for x
    x = 132,517,340,185.88/407,645.87
  6. Step 6: Final answer
    x = 325,079.56

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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.