Home / 649,673.67-974,067.03-346,113.21

Finding the Fourth Proportional to 649,673.67, 974,067.03 and 346,113.21

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Solution

The fourth proportional to 649,673.67, 974,067.03 and 346,113.21 is: 518,933.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,673.67 : 974,067.03 = 346,113.21 : x
  2. Step 2: Convert to fraction form
    649,673.67/974,067.03 = 346,113.21/x
  3. Step 3: Cross multiply
    649,673.67x = 974,067.03 × 346,113.21
  4. Step 4: Simplify right side
    649,673.67x = 337,137,466,508.47
  5. Step 5: Solve for x
    x = 337,137,466,508.47/649,673.67
  6. Step 6: Final answer
    x = 518,933.55

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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.