Home / 730,231.86-1,095,472.34-325,570.90

Finding the Fourth Proportional to 730,231.86, 1,095,472.34 and 325,570.90

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Solution

The fourth proportional to 730,231.86, 1,095,472.34 and 325,570.90 is: 488,411.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,231.86 : 1,095,472.34 = 325,570.90 : x
  2. Step 2: Convert to fraction form
    730,231.86/1,095,472.34 = 325,570.90/x
  3. Step 3: Cross multiply
    730,231.86x = 1,095,472.34 × 325,570.90
  4. Step 4: Simplify right side
    730,231.86x = 356,653,915,658.91
  5. Step 5: Solve for x
    x = 356,653,915,658.91/730,231.86
  6. Step 6: Final answer
    x = 488,411.88

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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.