Home / 949,592.96-1,310,438.58-519,900.38

Finding the Fourth Proportional to 949,592.96, 1,310,438.58 and 519,900.38

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Solution

The fourth proportional to 949,592.96, 1,310,438.58 and 519,900.38 is: 717,462.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,592.96 : 1,310,438.58 = 519,900.38 : x
  2. Step 2: Convert to fraction form
    949,592.96/1,310,438.58 = 519,900.38/x
  3. Step 3: Cross multiply
    949,592.96x = 1,310,438.58 × 519,900.38
  4. Step 4: Simplify right side
    949,592.96x = 681,297,515,708.66
  5. Step 5: Solve for x
    x = 681,297,515,708.66/949,592.96
  6. Step 6: Final answer
    x = 717,462.69

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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.