Home / 891,983.53-1,337,986.23-260,910.10

Finding the Fourth Proportional to 891,983.53, 1,337,986.23 and 260,910.10

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Solution

The fourth proportional to 891,983.53, 1,337,986.23 and 260,910.10 is: 391,368.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,983.53 : 1,337,986.23 = 260,910.10 : x
  2. Step 2: Convert to fraction form
    891,983.53/1,337,986.23 = 260,910.10/x
  3. Step 3: Cross multiply
    891,983.53x = 1,337,986.23 × 260,910.10
  4. Step 4: Simplify right side
    891,983.53x = 349,094,121,067.92
  5. Step 5: Solve for x
    x = 349,094,121,067.92/891,983.53
  6. Step 6: Final answer
    x = 391,368.35

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1.5x scale

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.