Home / 407,875.96-562,869.41-226,583.22

Finding the Fourth Proportional to 407,875.96, 562,869.41 and 226,583.22

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Solution

The fourth proportional to 407,875.96, 562,869.41 and 226,583.22 is: 312,685.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,875.96 : 562,869.41 = 226,583.22 : x
  2. Step 2: Convert to fraction form
    407,875.96/562,869.41 = 226,583.22/x
  3. Step 3: Cross multiply
    407,875.96x = 562,869.41 × 226,583.22
  4. Step 4: Simplify right side
    407,875.96x = 127,536,764,335.14
  5. Step 5: Solve for x
    x = 127,536,764,335.14/407,875.96
  6. Step 6: Final answer
    x = 312,685.17

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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.