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Finding the Fourth Proportional to 440,446.47, 607,866.54 and 246,906.45

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Solution

The fourth proportional to 440,446.47, 607,866.54 and 246,906.45 is: 340,759.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,446.47 : 607,866.54 = 246,906.45 : x
  2. Step 2: Convert to fraction form
    440,446.47/607,866.54 = 246,906.45/x
  3. Step 3: Cross multiply
    440,446.47x = 607,866.54 × 246,906.45
  4. Step 4: Simplify right side
    440,446.47x = 150,086,169,465.18
  5. Step 5: Solve for x
    x = 150,086,169,465.18/440,446.47
  6. Step 6: Final answer
    x = 340,759.16

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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.