Home / 752,834.58-1,038,913.50-413,324.70

Finding the Fourth Proportional to 752,834.58, 1,038,913.50 and 413,324.70

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Solution

The fourth proportional to 752,834.58, 1,038,913.50 and 413,324.70 is: 570,389.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,834.58 : 1,038,913.50 = 413,324.70 : x
  2. Step 2: Convert to fraction form
    752,834.58/1,038,913.50 = 413,324.70/x
  3. Step 3: Cross multiply
    752,834.58x = 1,038,913.50 × 413,324.70
  4. Step 4: Simplify right side
    752,834.58x = 429,408,610,713.45
  5. Step 5: Solve for x
    x = 429,408,610,713.45/752,834.58
  6. Step 6: Final answer
    x = 570,389.06

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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.