Home / 949,742.46-1,310,644.44-520,022.52

Finding the Fourth Proportional to 949,742.46, 1,310,644.44 and 520,022.52

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Solution

The fourth proportional to 949,742.46, 1,310,644.44 and 520,022.52 is: 717,630.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,742.46 : 1,310,644.44 = 520,022.52 : x
  2. Step 2: Convert to fraction form
    949,742.46/1,310,644.44 = 520,022.52/x
  3. Step 3: Cross multiply
    949,742.46x = 1,310,644.44 × 520,022.52
  4. Step 4: Simplify right side
    949,742.46x = 681,564,624,512.79
  5. Step 5: Solve for x
    x = 681,564,624,512.79/949,742.46
  6. Step 6: Final answer
    x = 717,630.99

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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.