Home / 750,863.35-1,036,217.28-411,331.60

Finding the Fourth Proportional to 750,863.35, 1,036,217.28 and 411,331.60

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Solution

The fourth proportional to 750,863.35, 1,036,217.28 and 411,331.60 is: 567,651.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,863.35 : 1,036,217.28 = 411,331.60 : x
  2. Step 2: Convert to fraction form
    750,863.35/1,036,217.28 = 411,331.60/x
  3. Step 3: Cross multiply
    750,863.35x = 1,036,217.28 × 411,331.60
  4. Step 4: Simplify right side
    750,863.35x = 426,228,911,730.05
  5. Step 5: Solve for x
    x = 426,228,911,730.05/750,863.35
  6. Step 6: Final answer
    x = 567,651.77

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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.