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Finding the Fourth Proportional to 344,858.84, 475,971.01 and 228,366.92

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Solution

The fourth proportional to 344,858.84, 475,971.01 and 228,366.92 is: 315,189.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,858.84 : 475,971.01 = 228,366.92 : x
  2. Step 2: Convert to fraction form
    344,858.84/475,971.01 = 228,366.92/x
  3. Step 3: Cross multiply
    344,858.84x = 475,971.01 × 228,366.92
  4. Step 4: Simplify right side
    344,858.84x = 108,696,033,485.61
  5. Step 5: Solve for x
    x = 108,696,033,485.61/344,858.84
  6. Step 6: Final answer
    x = 315,189.93

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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.