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Finding the Fourth Proportional to 407,670.54, 562,494.78 and 246,522.22

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Solution

The fourth proportional to 407,670.54, 562,494.78 and 246,522.22 is: 340,145.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,670.54 : 562,494.78 = 246,522.22 : x
  2. Step 2: Convert to fraction form
    407,670.54/562,494.78 = 246,522.22/x
  3. Step 3: Cross multiply
    407,670.54x = 562,494.78 × 246,522.22
  4. Step 4: Simplify right side
    407,670.54x = 138,667,461,904.01
  5. Step 5: Solve for x
    x = 138,667,461,904.01/407,670.54
  6. Step 6: Final answer
    x = 340,145.90

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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.