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Finding the Fourth Proportional to 215,464.60, 323,210.94 and 175,936.60

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Solution

The fourth proportional to 215,464.60, 323,210.94 and 175,936.60 is: 263,916.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,464.60 : 323,210.94 = 175,936.60 : x
  2. Step 2: Convert to fraction form
    215,464.60/323,210.94 = 175,936.60/x
  3. Step 3: Cross multiply
    215,464.60x = 323,210.94 × 175,936.60
  4. Step 4: Simplify right side
    215,464.60x = 56,864,633,866.40
  5. Step 5: Solve for x
    x = 56,864,633,866.40/215,464.60
  6. Step 6: Final answer
    x = 263,916.36

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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.