Home / 671,287.50-1,006,933.95-271,935.81

Finding the Fourth Proportional to 671,287.50, 1,006,933.95 and 271,935.81

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Solution

The fourth proportional to 671,287.50, 1,006,933.95 and 271,935.81 is: 407,904.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,287.50 : 1,006,933.95 = 271,935.81 : x
  2. Step 2: Convert to fraction form
    671,287.50/1,006,933.95 = 271,935.81/x
  3. Step 3: Cross multiply
    671,287.50x = 1,006,933.95 × 271,935.81
  4. Step 4: Simplify right side
    671,287.50x = 273,821,399,309.75
  5. Step 5: Solve for x
    x = 273,821,399,309.75/671,287.50
  6. Step 6: Final answer
    x = 407,904.81

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1.5x scale

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.