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Finding the Fourth Proportional to 329,054.90, 454,070.86 and 185,795.06

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Solution

The fourth proportional to 329,054.90, 454,070.86 and 185,795.06 is: 256,383.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,054.90 : 454,070.86 = 185,795.06 : x
  2. Step 2: Convert to fraction form
    329,054.90/454,070.86 = 185,795.06/x
  3. Step 3: Cross multiply
    329,054.90x = 454,070.86 × 185,795.06
  4. Step 4: Simplify right side
    329,054.90x = 84,364,122,677.95
  5. Step 5: Solve for x
    x = 84,364,122,677.95/329,054.90
  6. Step 6: Final answer
    x = 256,383.12

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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.