Home / 1,197,231.44-1,794,287.71-486,428.50

Finding the Fourth Proportional to 1,197,231.44, 1,794,287.71 and 486,428.50

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Solution

The fourth proportional to 1,197,231.44, 1,794,287.71 and 486,428.50 is: 729,009.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,197,231.44 : 1,794,287.71 = 486,428.50 : x
  2. Step 2: Convert to fraction form
    1,197,231.44/1,794,287.71 = 486,428.50/x
  3. Step 3: Cross multiply
    1,197,231.44x = 1,794,287.71 × 486,428.50
  4. Step 4: Simplify right side
    1,197,231.44x = 872,792,671,189.71
  5. Step 5: Solve for x
    x = 872,792,671,189.71/1,197,231.44
  6. Step 6: Final answer
    x = 729,009.15

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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.