Home / 911,724.19-1,367,644.65-350,758.69

Finding the Fourth Proportional to 911,724.19, 1,367,644.65 and 350,758.69

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Solution

The fourth proportional to 911,724.19, 1,367,644.65 and 350,758.69 is: 526,160.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    911,724.19 : 1,367,644.65 = 350,758.69 : x
  2. Step 2: Convert to fraction form
    911,724.19/1,367,644.65 = 350,758.69/x
  3. Step 3: Cross multiply
    911,724.19x = 1,367,644.65 × 350,758.69
  4. Step 4: Simplify right side
    911,724.19x = 479,713,245,819.51
  5. Step 5: Solve for x
    x = 479,713,245,819.51/911,724.19
  6. Step 6: Final answer
    x = 526,160.49

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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.