Home / 799,544.48-1,103,369.58-455,380.38

Finding the Fourth Proportional to 799,544.48, 1,103,369.58 and 455,380.38

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Solution

The fourth proportional to 799,544.48, 1,103,369.58 and 455,380.38 is: 628,423.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    799,544.48 : 1,103,369.58 = 455,380.38 : x
  2. Step 2: Convert to fraction form
    799,544.48/1,103,369.58 = 455,380.38/x
  3. Step 3: Cross multiply
    799,544.48x = 1,103,369.58 × 455,380.38
  4. Step 4: Simplify right side
    799,544.48x = 502,452,858,620.84
  5. Step 5: Solve for x
    x = 502,452,858,620.84/799,544.48
  6. Step 6: Final answer
    x = 628,423.90

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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.