Home / 911,724.69-1,367,645.40-350,759.19

Finding the Fourth Proportional to 911,724.69, 1,367,645.40 and 350,759.19

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Solution

The fourth proportional to 911,724.69, 1,367,645.40 and 350,759.19 is: 526,161.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    911,724.69 : 1,367,645.40 = 350,759.19 : x
  2. Step 2: Convert to fraction form
    911,724.69/1,367,645.40 = 350,759.19/x
  3. Step 3: Cross multiply
    911,724.69x = 1,367,645.40 × 350,759.19
  4. Step 4: Simplify right side
    911,724.69x = 479,714,192,711.23
  5. Step 5: Solve for x
    x = 479,714,192,711.23/911,724.69
  6. Step 6: Final answer
    x = 526,161.24

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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.