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Finding the Fourth Proportional to 407,643.97, 562,600.58 and 246,500.17

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Solution

The fourth proportional to 407,643.97, 562,600.58 and 246,500.17 is: 340,201.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,643.97 : 562,600.58 = 246,500.17 : x
  2. Step 2: Convert to fraction form
    407,643.97/562,600.58 = 246,500.17/x
  3. Step 3: Cross multiply
    407,643.97x = 562,600.58 × 246,500.17
  4. Step 4: Simplify right side
    407,643.97x = 138,681,139,007.22
  5. Step 5: Solve for x
    x = 138,681,139,007.22/407,643.97
  6. Step 6: Final answer
    x = 340,201.62

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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.