Home / 851,933.70-1,175,671.86-464,757.40

Finding the Fourth Proportional to 851,933.70, 1,175,671.86 and 464,757.40

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Solution

The fourth proportional to 851,933.70, 1,175,671.86 and 464,757.40 is: 641,367.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,933.70 : 1,175,671.86 = 464,757.40 : x
  2. Step 2: Convert to fraction form
    851,933.70/1,175,671.86 = 464,757.40/x
  3. Step 3: Cross multiply
    851,933.70x = 1,175,671.86 × 464,757.40
  4. Step 4: Simplify right side
    851,933.70x = 546,402,196,906.76
  5. Step 5: Solve for x
    x = 546,402,196,906.76/851,933.70
  6. Step 6: Final answer
    x = 641,367.04

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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.