Home / 579,420.10-868,093.35-496,476.10

Finding the Fourth Proportional to 579,420.10, 868,093.35 and 496,476.10

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Solution

The fourth proportional to 579,420.10, 868,093.35 and 496,476.10 is: 743,825.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,420.10 : 868,093.35 = 496,476.10 : x
  2. Step 2: Convert to fraction form
    579,420.10/868,093.35 = 496,476.10/x
  3. Step 3: Cross multiply
    579,420.10x = 868,093.35 × 496,476.10
  4. Step 4: Simplify right side
    579,420.10x = 430,987,600,843.94
  5. Step 5: Solve for x
    x = 430,987,600,843.94/579,420.10
  6. Step 6: Final answer
    x = 743,825.77

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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.