Home / 730,137.92-1,095,207.71-190,393.71

Finding the Fourth Proportional to 730,137.92, 1,095,207.71 and 190,393.71

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Solution

The fourth proportional to 730,137.92, 1,095,207.71 and 190,393.71 is: 285,590.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,137.92 : 1,095,207.71 = 190,393.71 : x
  2. Step 2: Convert to fraction form
    730,137.92/1,095,207.71 = 190,393.71/x
  3. Step 3: Cross multiply
    730,137.92x = 1,095,207.71 × 190,393.71
  4. Step 4: Simplify right side
    730,137.92x = 208,520,658,175.54
  5. Step 5: Solve for x
    x = 208,520,658,175.54/730,137.92
  6. Step 6: Final answer
    x = 285,590.78

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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.