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Finding the Fourth Proportional to 407,880.27, 562,874.27 and 226,608.93

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Solution

The fourth proportional to 407,880.27, 562,874.27 and 226,608.93 is: 312,720.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,880.27 : 562,874.27 = 226,608.93 : x
  2. Step 2: Convert to fraction form
    407,880.27/562,874.27 = 226,608.93/x
  3. Step 3: Cross multiply
    407,880.27x = 562,874.27 × 226,608.93
  4. Step 4: Simplify right side
    407,880.27x = 127,552,334,916.19
  5. Step 5: Solve for x
    x = 127,552,334,916.19/407,880.27
  6. Step 6: Final answer
    x = 312,720.04

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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.