Home / 790,799.04-1,091,292.48-451,272.96

Finding the Fourth Proportional to 790,799.04, 1,091,292.48 and 451,272.96

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Solution

The fourth proportional to 790,799.04, 1,091,292.48 and 451,272.96 is: 622,750.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,799.04 : 1,091,292.48 = 451,272.96 : x
  2. Step 2: Convert to fraction form
    790,799.04/1,091,292.48 = 451,272.96/x
  3. Step 3: Cross multiply
    790,799.04x = 1,091,292.48 × 451,272.96
  4. Step 4: Simplify right side
    790,799.04x = 492,470,787,675.34
  5. Step 5: Solve for x
    x = 492,470,787,675.34/790,799.04
  6. Step 6: Final answer
    x = 622,750.87

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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.