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Finding the Fourth Proportional to 294,640.64, 441,898.88 and 94,978.88

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Solution

The fourth proportional to 294,640.64, 441,898.88 and 94,978.88 is: 142,448.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,640.64 : 441,898.88 = 94,978.88 : x
  2. Step 2: Convert to fraction form
    294,640.64/441,898.88 = 94,978.88/x
  3. Step 3: Cross multiply
    294,640.64x = 441,898.88 × 94,978.88
  4. Step 4: Simplify right side
    294,640.64x = 41,971,060,695.65
  5. Step 5: Solve for x
    x = 41,971,060,695.65/294,640.64
  6. Step 6: Final answer
    x = 142,448.31

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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.