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Finding the Fourth Proportional to 337,017, 505,914.32 and 171,154.92

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Solution

The fourth proportional to 337,017, 505,914.32 and 171,154.92 is: 256,929.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,017 : 505,914.32 = 171,154.92 : x
  2. Step 2: Convert to fraction form
    337,017/505,914.32 = 171,154.92/x
  3. Step 3: Cross multiply
    337,017x = 505,914.32 × 171,154.92
  4. Step 4: Simplify right side
    337,017x = 86,589,724,966.45
  5. Step 5: Solve for x
    x = 86,589,724,966.45/337,017
  6. Step 6: Final answer
    x = 256,929.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.