Home / 469,240.26-647,543.61-265,288.02

Finding the Fourth Proportional to 469,240.26, 647,543.61 and 265,288.02

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Solution

The fourth proportional to 469,240.26, 647,543.61 and 265,288.02 is: 366,092.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,240.26 : 647,543.61 = 265,288.02 : x
  2. Step 2: Convert to fraction form
    469,240.26/647,543.61 = 265,288.02/x
  3. Step 3: Cross multiply
    469,240.26x = 647,543.61 × 265,288.02
  4. Step 4: Simplify right side
    469,240.26x = 171,785,562,160.55
  5. Step 5: Solve for x
    x = 171,785,562,160.55/469,240.26
  6. Step 6: Final answer
    x = 366,092.97

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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.