Home / 634,813.68-951,719.48-314,744.86

Finding the Fourth Proportional to 634,813.68, 951,719.48 and 314,744.86

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Solution

The fourth proportional to 634,813.68, 951,719.48 and 314,744.86 is: 471,868.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,813.68 : 951,719.48 = 314,744.86 : x
  2. Step 2: Convert to fraction form
    634,813.68/951,719.48 = 314,744.86/x
  3. Step 3: Cross multiply
    634,813.68x = 951,719.48 × 314,744.86
  4. Step 4: Simplify right side
    634,813.68x = 299,548,814,491.87
  5. Step 5: Solve for x
    x = 299,548,814,491.87/634,813.68
  6. Step 6: Final answer
    x = 471,868.87

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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.