Home / 726,685.96-1,002,720.03-436,235.94

Finding the Fourth Proportional to 726,685.96, 1,002,720.03 and 436,235.94

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Solution

The fourth proportional to 726,685.96, 1,002,720.03 and 436,235.94 is: 601,941.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,685.96 : 1,002,720.03 = 436,235.94 : x
  2. Step 2: Convert to fraction form
    726,685.96/1,002,720.03 = 436,235.94/x
  3. Step 3: Cross multiply
    726,685.96x = 1,002,720.03 × 436,235.94
  4. Step 4: Simplify right side
    726,685.96x = 437,422,514,843.88
  5. Step 5: Solve for x
    x = 437,422,514,843.88/726,685.96
  6. Step 6: Final answer
    x = 601,941.61

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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.