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Finding the Fourth Proportional to 253,497.51, 382,025.64 and 228,222.27

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Solution

The fourth proportional to 253,497.51, 382,025.64 and 228,222.27 is: 343,935.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,497.51 : 382,025.64 = 228,222.27 : x
  2. Step 2: Convert to fraction form
    253,497.51/382,025.64 = 228,222.27/x
  3. Step 3: Cross multiply
    253,497.51x = 382,025.64 × 228,222.27
  4. Step 4: Simplify right side
    253,497.51x = 87,186,758,759.00
  5. Step 5: Solve for x
    x = 87,186,758,759.00/253,497.51
  6. Step 6: Final answer
    x = 343,935.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.