Home / 914,462.10-1,372,578.48-441,479.34

Finding the Fourth Proportional to 914,462.10, 1,372,578.48 and 441,479.34

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Solution

The fourth proportional to 914,462.10, 1,372,578.48 and 441,479.34 is: 662,646.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,462.10 : 1,372,578.48 = 441,479.34 : x
  2. Step 2: Convert to fraction form
    914,462.10/1,372,578.48 = 441,479.34/x
  3. Step 3: Cross multiply
    914,462.10x = 1,372,578.48 × 441,479.34
  4. Step 4: Simplify right side
    914,462.10x = 605,965,041,448.60
  5. Step 5: Solve for x
    x = 605,965,041,448.60/914,462.10
  6. Step 6: Final answer
    x = 662,646.43

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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.