Home / 992,767.73-1,487,842.99-393,401.93

Finding the Fourth Proportional to 992,767.73, 1,487,842.99 and 393,401.93

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Solution

The fourth proportional to 992,767.73, 1,487,842.99 and 393,401.93 is: 589,584.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,767.73 : 1,487,842.99 = 393,401.93 : x
  2. Step 2: Convert to fraction form
    992,767.73/1,487,842.99 = 393,401.93/x
  3. Step 3: Cross multiply
    992,767.73x = 1,487,842.99 × 393,401.93
  4. Step 4: Simplify right side
    992,767.73x = 585,320,303,802.97
  5. Step 5: Solve for x
    x = 585,320,303,802.97/992,767.73
  6. Step 6: Final answer
    x = 589,584.34

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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.