Home / 852,908.10-1,279,979.45-333,659.91

Finding the Fourth Proportional to 852,908.10, 1,279,979.45 and 333,659.91

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Solution

The fourth proportional to 852,908.10, 1,279,979.45 and 333,659.91 is: 500,731.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,908.10 : 1,279,979.45 = 333,659.91 : x
  2. Step 2: Convert to fraction form
    852,908.10/1,279,979.45 = 333,659.91/x
  3. Step 3: Cross multiply
    852,908.10x = 1,279,979.45 × 333,659.91
  4. Step 4: Simplify right side
    852,908.10x = 427,077,824,054.75
  5. Step 5: Solve for x
    x = 427,077,824,054.75/852,908.10
  6. Step 6: Final answer
    x = 500,731.35

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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.