Home / 830,955.89-1,246,187.80-231,772.57

Finding the Fourth Proportional to 830,955.89, 1,246,187.80 and 231,772.57

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Solution

The fourth proportional to 830,955.89, 1,246,187.80 and 231,772.57 is: 347,590.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,955.89 : 1,246,187.80 = 231,772.57 : x
  2. Step 2: Convert to fraction form
    830,955.89/1,246,187.80 = 231,772.57/x
  3. Step 3: Cross multiply
    830,955.89x = 1,246,187.80 × 231,772.57
  4. Step 4: Simplify right side
    830,955.89x = 288,832,149,108.65
  5. Step 5: Solve for x
    x = 288,832,149,108.65/830,955.89
  6. Step 6: Final answer
    x = 347,590.23

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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.