Home / 851,114.52-1,174,502.68-463,921.41

Finding the Fourth Proportional to 851,114.52, 1,174,502.68 and 463,921.41

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Solution

The fourth proportional to 851,114.52, 1,174,502.68 and 463,921.41 is: 640,192.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,114.52 : 1,174,502.68 = 463,921.41 : x
  2. Step 2: Convert to fraction form
    851,114.52/1,174,502.68 = 463,921.41/x
  3. Step 3: Cross multiply
    851,114.52x = 1,174,502.68 × 463,921.41
  4. Step 4: Simplify right side
    851,114.52x = 544,876,938,601.94
  5. Step 5: Solve for x
    x = 544,876,938,601.94/851,114.52
  6. Step 6: Final answer
    x = 640,192.27

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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.