Home / 730,005.19-1,095,007.78-231,369.19

Finding the Fourth Proportional to 730,005.19, 1,095,007.78 and 231,369.19

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Solution

The fourth proportional to 730,005.19, 1,095,007.78 and 231,369.19 is: 347,053.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,005.19 : 1,095,007.78 = 231,369.19 : x
  2. Step 2: Convert to fraction form
    730,005.19/1,095,007.78 = 231,369.19/x
  3. Step 3: Cross multiply
    730,005.19x = 1,095,007.78 × 231,369.19
  4. Step 4: Simplify right side
    730,005.19x = 253,351,063,102.30
  5. Step 5: Solve for x
    x = 253,351,063,102.30/730,005.19
  6. Step 6: Final answer
    x = 347,053.78

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1.5x scale

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.