Home / 752,846.58-1,038,930.03-413,336.70

Finding the Fourth Proportional to 752,846.58, 1,038,930.03 and 413,336.70

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Solution

The fourth proportional to 752,846.58, 1,038,930.03 and 413,336.70 is: 570,405.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,846.58 : 1,038,930.03 = 413,336.70 : x
  2. Step 2: Convert to fraction form
    752,846.58/1,038,930.03 = 413,336.70/x
  3. Step 3: Cross multiply
    752,846.58x = 1,038,930.03 × 413,336.70
  4. Step 4: Simplify right side
    752,846.58x = 429,427,910,131.10
  5. Step 5: Solve for x
    x = 429,427,910,131.10/752,846.58
  6. Step 6: Final answer
    x = 570,405.61

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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.