Home / 407,184.22-561,914.92-225,896.16

Finding the Fourth Proportional to 407,184.22, 561,914.92 and 225,896.16

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Solution

The fourth proportional to 407,184.22, 561,914.92 and 225,896.16 is: 311,737.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,184.22 : 561,914.92 = 225,896.16 : x
  2. Step 2: Convert to fraction form
    407,184.22/561,914.92 = 225,896.16/x
  3. Step 3: Cross multiply
    407,184.22x = 561,914.92 × 225,896.16
  4. Step 4: Simplify right side
    407,184.22x = 126,934,422,674.71
  5. Step 5: Solve for x
    x = 126,934,422,674.71/407,184.22
  6. Step 6: Final answer
    x = 311,737.09

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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.