Home / 1,014,581.49-1,521,891.65-331,470.23

Finding the Fourth Proportional to 1,014,581.49, 1,521,891.65 and 331,470.23

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Solution

The fourth proportional to 1,014,581.49, 1,521,891.65 and 331,470.23 is: 497,211.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,014,581.49 : 1,521,891.65 = 331,470.23 : x
  2. Step 2: Convert to fraction form
    1,014,581.49/1,521,891.65 = 331,470.23/x
  3. Step 3: Cross multiply
    1,014,581.49x = 1,521,891.65 × 331,470.23
  4. Step 4: Simplify right side
    1,014,581.49x = 504,461,765,993.77
  5. Step 5: Solve for x
    x = 504,461,765,993.77/1,014,581.49
  6. Step 6: Final answer
    x = 497,211.68

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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.