Home / 763,522.99-1,143,540.34-364,444.69

Finding the Fourth Proportional to 763,522.99, 1,143,540.34 and 364,444.69

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Solution

The fourth proportional to 763,522.99, 1,143,540.34 and 364,444.69 is: 545,834.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,522.99 : 1,143,540.34 = 364,444.69 : x
  2. Step 2: Convert to fraction form
    763,522.99/1,143,540.34 = 364,444.69/x
  3. Step 3: Cross multiply
    763,522.99x = 1,143,540.34 × 364,444.69
  4. Step 4: Simplify right side
    763,522.99x = 416,757,204,713.80
  5. Step 5: Solve for x
    x = 416,757,204,713.80/763,522.99
  6. Step 6: Final answer
    x = 545,834.52

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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.