Home / 851,818.88-1,175,489.46-469,837.46

Finding the Fourth Proportional to 851,818.88, 1,175,489.46 and 469,837.46

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Solution

The fourth proportional to 851,818.88, 1,175,489.46 and 469,837.46 is: 648,364.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,818.88 : 1,175,489.46 = 469,837.46 : x
  2. Step 2: Convert to fraction form
    851,818.88/1,175,489.46 = 469,837.46/x
  3. Step 3: Cross multiply
    851,818.88x = 1,175,489.46 × 469,837.46
  4. Step 4: Simplify right side
    851,818.88x = 552,288,982,143.17
  5. Step 5: Solve for x
    x = 552,288,982,143.17/851,818.88
  6. Step 6: Final answer
    x = 648,364.34

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1.5x scale

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.