Home / 835,175.90-1,152,530.34-491,050.46

Finding the Fourth Proportional to 835,175.90, 1,152,530.34 and 491,050.46

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Solution

The fourth proportional to 835,175.90, 1,152,530.34 and 491,050.46 is: 677,642.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,175.90 : 1,152,530.34 = 491,050.46 : x
  2. Step 2: Convert to fraction form
    835,175.90/1,152,530.34 = 491,050.46/x
  3. Step 3: Cross multiply
    835,175.90x = 1,152,530.34 × 491,050.46
  4. Step 4: Simplify right side
    835,175.90x = 565,950,553,620.96
  5. Step 5: Solve for x
    x = 565,950,553,620.96/835,175.90
  6. Step 6: Final answer
    x = 677,642.34

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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.