Home / 407,426.22-562,315.50-226,196.28

Finding the Fourth Proportional to 407,426.22, 562,315.50 and 226,196.28

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Solution

The fourth proportional to 407,426.22, 562,315.50 and 226,196.28 is: 312,188.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,426.22 : 562,315.50 = 226,196.28 : x
  2. Step 2: Convert to fraction form
    407,426.22/562,315.50 = 226,196.28/x
  3. Step 3: Cross multiply
    407,426.22x = 562,315.50 × 226,196.28
  4. Step 4: Simplify right side
    407,426.22x = 127,193,674,286.34
  5. Step 5: Solve for x
    x = 127,193,674,286.34/407,426.22
  6. Step 6: Final answer
    x = 312,188.24

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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.