Home / 851,975.87-1,175,725.10-464,791.30

Finding the Fourth Proportional to 851,975.87, 1,175,725.10 and 464,791.30

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Solution

The fourth proportional to 851,975.87, 1,175,725.10 and 464,791.30 is: 641,411.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,975.87 : 1,175,725.10 = 464,791.30 : x
  2. Step 2: Convert to fraction form
    851,975.87/1,175,725.10 = 464,791.30/x
  3. Step 3: Cross multiply
    851,975.87x = 1,175,725.10 × 464,791.30
  4. Step 4: Simplify right side
    851,975.87x = 546,466,795,894.30
  5. Step 5: Solve for x
    x = 546,466,795,894.30/851,975.87
  6. Step 6: Final answer
    x = 641,411.12

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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.