Home / 694,662.40-1,042,108.80-295,494.40

Finding the Fourth Proportional to 694,662.40, 1,042,108.80 and 295,494.40

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Solution

The fourth proportional to 694,662.40, 1,042,108.80 and 295,494.40 is: 443,290.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,662.40 : 1,042,108.80 = 295,494.40 : x
  2. Step 2: Convert to fraction form
    694,662.40/1,042,108.80 = 295,494.40/x
  3. Step 3: Cross multiply
    694,662.40x = 1,042,108.80 × 295,494.40
  4. Step 4: Simplify right side
    694,662.40x = 307,937,314,590.72
  5. Step 5: Solve for x
    x = 307,937,314,590.72/694,662.40
  6. Step 6: Final answer
    x = 443,290.60

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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.