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Finding the Fourth Proportional to 296,458.66, 444,730.65 and 96,729.58

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Solution

The fourth proportional to 296,458.66, 444,730.65 and 96,729.58 is: 145,108.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,458.66 : 444,730.65 = 96,729.58 : x
  2. Step 2: Convert to fraction form
    296,458.66/444,730.65 = 96,729.58/x
  3. Step 3: Cross multiply
    296,458.66x = 444,730.65 × 96,729.58
  4. Step 4: Simplify right side
    296,458.66x = 43,018,608,987.63
  5. Step 5: Solve for x
    x = 43,018,608,987.63/296,458.66
  6. Step 6: Final answer
    x = 145,108.29

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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.