Home / 1,150,366.36-1,725,020.74-391,899.16

Finding the Fourth Proportional to 1,150,366.36, 1,725,020.74 and 391,899.16

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Solution

The fourth proportional to 1,150,366.36, 1,725,020.74 and 391,899.16 is: 587,668.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,150,366.36 : 1,725,020.74 = 391,899.16 : x
  2. Step 2: Convert to fraction form
    1,150,366.36/1,725,020.74 = 391,899.16/x
  3. Step 3: Cross multiply
    1,150,366.36x = 1,725,020.74 × 391,899.16
  4. Step 4: Simplify right side
    1,150,366.36x = 676,034,178,988.58
  5. Step 5: Solve for x
    x = 676,034,178,988.58/1,150,366.36
  6. Step 6: Final answer
    x = 587,668.59

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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.