Home / 873,929.76-1,311,048.33-361,593.42

Finding the Fourth Proportional to 873,929.76, 1,311,048.33 and 361,593.42

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Solution

The fourth proportional to 873,929.76, 1,311,048.33 and 361,593.42 is: 542,453.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,929.76 : 1,311,048.33 = 361,593.42 : x
  2. Step 2: Convert to fraction form
    873,929.76/1,311,048.33 = 361,593.42/x
  3. Step 3: Cross multiply
    873,929.76x = 1,311,048.33 × 361,593.42
  4. Step 4: Simplify right side
    873,929.76x = 474,066,449,429.99
  5. Step 5: Solve for x
    x = 474,066,449,429.99/873,929.76
  6. Step 6: Final answer
    x = 542,453.72

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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.