Home / 562,530.28-844,378.62-376,839.40

Finding the Fourth Proportional to 562,530.28, 844,378.62 and 376,839.40

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Solution

The fourth proportional to 562,530.28, 844,378.62 and 376,839.40 is: 565,649.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,530.28 : 844,378.62 = 376,839.40 : x
  2. Step 2: Convert to fraction form
    562,530.28/844,378.62 = 376,839.40/x
  3. Step 3: Cross multiply
    562,530.28x = 844,378.62 × 376,839.40
  4. Step 4: Simplify right side
    562,530.28x = 318,195,132,533.63
  5. Step 5: Solve for x
    x = 318,195,132,533.63/562,530.28
  6. Step 6: Final answer
    x = 565,649.79

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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.