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Finding the Fourth Proportional to 284,383.60, 392,433.60 and 176,950.24

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Solution

The fourth proportional to 284,383.60, 392,433.60 and 176,950.24 is: 244,181.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,383.60 : 392,433.60 = 176,950.24 : x
  2. Step 2: Convert to fraction form
    284,383.60/392,433.60 = 176,950.24/x
  3. Step 3: Cross multiply
    284,383.60x = 392,433.60 × 176,950.24
  4. Step 4: Simplify right side
    284,383.60x = 69,441,219,704.06
  5. Step 5: Solve for x
    x = 69,441,219,704.06/284,383.60
  6. Step 6: Final answer
    x = 244,181.52

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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.