Home / 851,991.07-1,175,751.48-464,805.31

Finding the Fourth Proportional to 851,991.07, 1,175,751.48 and 464,805.31

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Solution

The fourth proportional to 851,991.07, 1,175,751.48 and 464,805.31 is: 641,433.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,991.07 : 1,175,751.48 = 464,805.31 : x
  2. Step 2: Convert to fraction form
    851,991.07/1,175,751.48 = 464,805.31/x
  3. Step 3: Cross multiply
    851,991.07x = 1,175,751.48 × 464,805.31
  4. Step 4: Simplify right side
    851,991.07x = 546,495,534,357.07
  5. Step 5: Solve for x
    x = 546,495,534,357.07/851,991.07
  6. Step 6: Final answer
    x = 641,433.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.