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Finding the Fourth Proportional to 334,659.57, 501,979.78 and 94,772.91

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Solution

The fourth proportional to 334,659.57, 501,979.78 and 94,772.91 is: 142,156.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,659.57 : 501,979.78 = 94,772.91 : x
  2. Step 2: Convert to fraction form
    334,659.57/501,979.78 = 94,772.91/x
  3. Step 3: Cross multiply
    334,659.57x = 501,979.78 × 94,772.91
  4. Step 4: Simplify right side
    334,659.57x = 47,574,084,511.76
  5. Step 5: Solve for x
    x = 47,574,084,511.76/334,659.57
  6. Step 6: Final answer
    x = 142,156.65

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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.