Home / 838,014.58-1,251,322.88-790,655.41

Finding the Fourth Proportional to 838,014.58, 1,251,322.88 and 790,655.41

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Solution

The fourth proportional to 838,014.58, 1,251,322.88 and 790,655.41 is: 1,180,606.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,014.58 : 1,251,322.88 = 790,655.41 : x
  2. Step 2: Convert to fraction form
    838,014.58/1,251,322.88 = 790,655.41/x
  3. Step 3: Cross multiply
    838,014.58x = 1,251,322.88 × 790,655.41
  4. Step 4: Simplify right side
    838,014.58x = 989,365,198,472.17
  5. Step 5: Solve for x
    x = 989,365,198,472.17/838,014.58
  6. Step 6: Final answer
    x = 1,180,606.19

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.