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Finding the Fourth Proportional to 365,523.77, 547,865.80 and 228,808.28

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Solution

The fourth proportional to 365,523.77, 547,865.80 and 228,808.28 is: 342,949.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,523.77 : 547,865.80 = 228,808.28 : x
  2. Step 2: Convert to fraction form
    365,523.77/547,865.80 = 228,808.28/x
  3. Step 3: Cross multiply
    365,523.77x = 547,865.80 × 228,808.28
  4. Step 4: Simplify right side
    365,523.77x = 125,356,231,368.82
  5. Step 5: Solve for x
    x = 125,356,231,368.82/365,523.77
  6. Step 6: Final answer
    x = 342,949.60

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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.