Home / 851,152.26-1,174,497.39-469,105.50

Finding the Fourth Proportional to 851,152.26, 1,174,497.39 and 469,105.50

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Solution

The fourth proportional to 851,152.26, 1,174,497.39 and 469,105.50 is: 647,314.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,152.26 : 1,174,497.39 = 469,105.50 : x
  2. Step 2: Convert to fraction form
    851,152.26/1,174,497.39 = 469,105.50/x
  3. Step 3: Cross multiply
    851,152.26x = 1,174,497.39 × 469,105.50
  4. Step 4: Simplify right side
    851,152.26x = 550,963,185,384.65
  5. Step 5: Solve for x
    x = 550,963,185,384.65/851,152.26
  6. Step 6: Final answer
    x = 647,314.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.