Home / 634,811.68-951,716.48-314,742.86

Finding the Fourth Proportional to 634,811.68, 951,716.48 and 314,742.86

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Solution

The fourth proportional to 634,811.68, 951,716.48 and 314,742.86 is: 471,865.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,811.68 : 951,716.48 = 314,742.86 : x
  2. Step 2: Convert to fraction form
    634,811.68/951,716.48 = 314,742.86/x
  3. Step 3: Cross multiply
    634,811.68x = 951,716.48 × 314,742.86
  4. Step 4: Simplify right side
    634,811.68x = 299,545,966,824.33
  5. Step 5: Solve for x
    x = 299,545,966,824.33/634,811.68
  6. Step 6: Final answer
    x = 471,865.87

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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.