Home / 900,245.88-1,348,869.49-633,445.88

Finding the Fourth Proportional to 900,245.88, 1,348,869.49 and 633,445.88

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Solution

The fourth proportional to 900,245.88, 1,348,869.49 and 633,445.88 is: 949,113.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    900,245.88 : 1,348,869.49 = 633,445.88 : x
  2. Step 2: Convert to fraction form
    900,245.88/1,348,869.49 = 633,445.88/x
  3. Step 3: Cross multiply
    900,245.88x = 1,348,869.49 × 633,445.88
  4. Step 4: Simplify right side
    900,245.88x = 854,435,817,930.97
  5. Step 5: Solve for x
    x = 854,435,817,930.97/900,245.88
  6. Step 6: Final answer
    x = 949,113.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.