Home / 1,077,494.35-1,616,249.62-478,294.42

Finding the Fourth Proportional to 1,077,494.35, 1,616,249.62 and 478,294.42

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Solution

The fourth proportional to 1,077,494.35, 1,616,249.62 and 478,294.42 is: 717,445.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,077,494.35 : 1,616,249.62 = 478,294.42 : x
  2. Step 2: Convert to fraction form
    1,077,494.35/1,616,249.62 = 478,294.42/x
  3. Step 3: Cross multiply
    1,077,494.35x = 1,616,249.62 × 478,294.42
  4. Step 4: Simplify right side
    1,077,494.35x = 773,043,174,573.12
  5. Step 5: Solve for x
    x = 773,043,174,573.12/1,077,494.35
  6. Step 6: Final answer
    x = 717,445.22

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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.