Home / 696,370.22-1,044,648.27-275,547.68

Finding the Fourth Proportional to 696,370.22, 1,044,648.27 and 275,547.68

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Solution

The fourth proportional to 696,370.22, 1,044,648.27 and 275,547.68 is: 413,358.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,370.22 : 1,044,648.27 = 275,547.68 : x
  2. Step 2: Convert to fraction form
    696,370.22/1,044,648.27 = 275,547.68/x
  3. Step 3: Cross multiply
    696,370.22x = 1,044,648.27 × 275,547.68
  4. Step 4: Simplify right side
    696,370.22x = 287,850,401,991.27
  5. Step 5: Solve for x
    x = 287,850,401,991.27/696,370.22
  6. Step 6: Final answer
    x = 413,358.29

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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.