Home / 889,350.68-1,227,304.32-481,452.51

Finding the Fourth Proportional to 889,350.68, 1,227,304.32 and 481,452.51

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Solution

The fourth proportional to 889,350.68, 1,227,304.32 and 481,452.51 is: 664,404.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,350.68 : 1,227,304.32 = 481,452.51 : x
  2. Step 2: Convert to fraction form
    889,350.68/1,227,304.32 = 481,452.51/x
  3. Step 3: Cross multiply
    889,350.68x = 1,227,304.32 × 481,452.51
  4. Step 4: Simplify right side
    889,350.68x = 590,888,743,592.40
  5. Step 5: Solve for x
    x = 590,888,743,592.40/889,350.68
  6. Step 6: Final answer
    x = 664,404.67

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Double scale
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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.