Home / 838,016.58-1,251,325.87-790,657.41

Finding the Fourth Proportional to 838,016.58, 1,251,325.87 and 790,657.41

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Solution

The fourth proportional to 838,016.58, 1,251,325.87 and 790,657.41 is: 1,180,609.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,016.58 : 1,251,325.87 = 790,657.41 : x
  2. Step 2: Convert to fraction form
    838,016.58/1,251,325.87 = 790,657.41/x
  3. Step 3: Cross multiply
    838,016.58x = 1,251,325.87 × 790,657.41
  4. Step 4: Simplify right side
    838,016.58x = 989,370,071,440.20
  5. Step 5: Solve for x
    x = 989,370,071,440.20/838,016.58
  6. Step 6: Final answer
    x = 1,180,609.18

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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.