Home / 646,945.01-892,787.77-375,174.27

Finding the Fourth Proportional to 646,945.01, 892,787.77 and 375,174.27

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Solution

The fourth proportional to 646,945.01, 892,787.77 and 375,174.27 is: 517,742.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    646,945.01 : 892,787.77 = 375,174.27 : x
  2. Step 2: Convert to fraction form
    646,945.01/892,787.77 = 375,174.27/x
  3. Step 3: Cross multiply
    646,945.01x = 892,787.77 × 375,174.27
  4. Step 4: Simplify right side
    646,945.01x = 334,950,999,874.68
  5. Step 5: Solve for x
    x = 334,950,999,874.68/646,945.01
  6. Step 6: Final answer
    x = 517,742.61

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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.