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Finding the Fourth Proportional to 215,463.60, 323,209.44 and 175,935.60

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Solution

The fourth proportional to 215,463.60, 323,209.44 and 175,935.60 is: 263,914.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,463.60 : 323,209.44 = 175,935.60 : x
  2. Step 2: Convert to fraction form
    215,463.60/323,209.44 = 175,935.60/x
  3. Step 3: Cross multiply
    215,463.60x = 323,209.44 × 175,935.60
  4. Step 4: Simplify right side
    215,463.60x = 56,864,046,752.06
  5. Step 5: Solve for x
    x = 56,864,046,752.06/215,463.60
  6. Step 6: Final answer
    x = 263,914.86

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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.