Home / 851,835.22-1,175,659.89-546,256.64

Finding the Fourth Proportional to 851,835.22, 1,175,659.89 and 546,256.64

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Solution

The fourth proportional to 851,835.22, 1,175,659.89 and 546,256.64 is: 753,915.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,835.22 : 1,175,659.89 = 546,256.64 : x
  2. Step 2: Convert to fraction form
    851,835.22/1,175,659.89 = 546,256.64/x
  3. Step 3: Cross multiply
    851,835.22x = 1,175,659.89 × 546,256.64
  4. Step 4: Simplify right side
    851,835.22x = 642,212,022,184.86
  5. Step 5: Solve for x
    x = 642,212,022,184.86/851,835.22
  6. Step 6: Final answer
    x = 753,915.79

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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.