Home / 413,871.51-571,146.44-250,531.77

Finding the Fourth Proportional to 413,871.51, 571,146.44 and 250,531.77

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Solution

The fourth proportional to 413,871.51, 571,146.44 and 250,531.77 is: 345,736.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,871.51 : 571,146.44 = 250,531.77 : x
  2. Step 2: Convert to fraction form
    413,871.51/571,146.44 = 250,531.77/x
  3. Step 3: Cross multiply
    413,871.51x = 571,146.44 × 250,531.77
  4. Step 4: Simplify right side
    413,871.51x = 143,090,328,542.40
  5. Step 5: Solve for x
    x = 143,090,328,542.40/413,871.51
  6. Step 6: Final answer
    x = 345,736.12

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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.