Home / 486,001.99-670,683.17-271,142.10

Finding the Fourth Proportional to 486,001.99, 670,683.17 and 271,142.10

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Solution

The fourth proportional to 486,001.99, 670,683.17 and 271,142.10 is: 374,176.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    486,001.99 : 670,683.17 = 271,142.10 : x
  2. Step 2: Convert to fraction form
    486,001.99/670,683.17 = 271,142.10/x
  3. Step 3: Cross multiply
    486,001.99x = 670,683.17 × 271,142.10
  4. Step 4: Simplify right side
    486,001.99x = 181,850,441,792.75
  5. Step 5: Solve for x
    x = 181,850,441,792.75/486,001.99
  6. Step 6: Final answer
    x = 374,176.33

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1.5x scale

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.