Home / 949,529.18-1,422,385.95-443,392.04

Finding the Fourth Proportional to 949,529.18, 1,422,385.95 and 443,392.04

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Solution

The fourth proportional to 949,529.18, 1,422,385.95 and 443,392.04 is: 664,197.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,529.18 : 1,422,385.95 = 443,392.04 : x
  2. Step 2: Convert to fraction form
    949,529.18/1,422,385.95 = 443,392.04/x
  3. Step 3: Cross multiply
    949,529.18x = 1,422,385.95 × 443,392.04
  4. Step 4: Simplify right side
    949,529.18x = 630,674,608,037.84
  5. Step 5: Solve for x
    x = 630,674,608,037.84/949,529.18
  6. Step 6: Final answer
    x = 664,197.18

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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.