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Finding the Fourth Proportional to 294,750.64, 441,703.52 and 168,128.88

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Solution

The fourth proportional to 294,750.64, 441,703.52 and 168,128.88 is: 251,952.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,750.64 : 441,703.52 = 168,128.88 : x
  2. Step 2: Convert to fraction form
    294,750.64/441,703.52 = 168,128.88/x
  3. Step 3: Cross multiply
    294,750.64x = 441,703.52 × 168,128.88
  4. Step 4: Simplify right side
    294,750.64x = 74,263,118,109.66
  5. Step 5: Solve for x
    x = 74,263,118,109.66/294,750.64
  6. Step 6: Final answer
    x = 251,952.36

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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.