Home / 671,514.57-1,006,638.64-334,236.38

Finding the Fourth Proportional to 671,514.57, 1,006,638.64 and 334,236.38

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Solution

The fourth proportional to 671,514.57, 1,006,638.64 and 334,236.38 is: 501,039.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,514.57 : 1,006,638.64 = 334,236.38 : x
  2. Step 2: Convert to fraction form
    671,514.57/1,006,638.64 = 334,236.38/x
  3. Step 3: Cross multiply
    671,514.57x = 1,006,638.64 × 334,236.38
  4. Step 4: Simplify right side
    671,514.57x = 336,455,249,132.94
  5. Step 5: Solve for x
    x = 336,455,249,132.94/671,514.57
  6. Step 6: Final answer
    x = 501,039.39

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.