Home / 646,976.24-892,845.96-375,045.20

Finding the Fourth Proportional to 646,976.24, 892,845.96 and 375,045.20

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Solution

The fourth proportional to 646,976.24, 892,845.96 and 375,045.20 is: 517,573.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    646,976.24 : 892,845.96 = 375,045.20 : x
  2. Step 2: Convert to fraction form
    646,976.24/892,845.96 = 375,045.20/x
  3. Step 3: Cross multiply
    646,976.24x = 892,845.96 × 375,045.20
  4. Step 4: Simplify right side
    646,976.24x = 334,857,591,637.39
  5. Step 5: Solve for x
    x = 334,857,591,637.39/646,976.24
  6. Step 6: Final answer
    x = 517,573.24

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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.