Home / 864,819.03-1,193,452.57-482,859.48

Finding the Fourth Proportional to 864,819.03, 1,193,452.57 and 482,859.48

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Solution

The fourth proportional to 864,819.03, 1,193,452.57 and 482,859.48 is: 666,347.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,819.03 : 1,193,452.57 = 482,859.48 : x
  2. Step 2: Convert to fraction form
    864,819.03/1,193,452.57 = 482,859.48/x
  3. Step 3: Cross multiply
    864,819.03x = 1,193,452.57 × 482,859.48
  4. Step 4: Simplify right side
    864,819.03x = 576,269,881,387.60
  5. Step 5: Solve for x
    x = 576,269,881,387.60/864,819.03
  6. Step 6: Final answer
    x = 666,347.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.