Home / 407,459.14-562,233.66-226,172.46

Finding the Fourth Proportional to 407,459.14, 562,233.66 and 226,172.46

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Solution

The fourth proportional to 407,459.14, 562,233.66 and 226,172.46 is: 312,084.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,459.14 : 562,233.66 = 226,172.46 : x
  2. Step 2: Convert to fraction form
    407,459.14/562,233.66 = 226,172.46/x
  3. Step 3: Cross multiply
    407,459.14x = 562,233.66 × 226,172.46
  4. Step 4: Simplify right side
    407,459.14x = 127,161,769,977.00
  5. Step 5: Solve for x
    x = 127,161,769,977.00/407,459.14
  6. Step 6: Final answer
    x = 312,084.72

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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.