Home / 838,672.88-1,157,357.12-476,093.56

Finding the Fourth Proportional to 838,672.88, 1,157,357.12 and 476,093.56

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Solution

The fourth proportional to 838,672.88, 1,157,357.12 and 476,093.56 is: 657,002.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,672.88 : 1,157,357.12 = 476,093.56 : x
  2. Step 2: Convert to fraction form
    838,672.88/1,157,357.12 = 476,093.56/x
  3. Step 3: Cross multiply
    838,672.88x = 1,157,357.12 × 476,093.56
  4. Step 4: Simplify right side
    838,672.88x = 551,010,271,452.15
  5. Step 5: Solve for x
    x = 551,010,271,452.15/838,672.88
  6. Step 6: Final answer
    x = 657,002.61

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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.