Home / 672,770.60-1,009,326.30-223,493.67

Finding the Fourth Proportional to 672,770.60, 1,009,326.30 and 223,493.67

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Solution

The fourth proportional to 672,770.60, 1,009,326.30 and 223,493.67 is: 335,297.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,770.60 : 1,009,326.30 = 223,493.67 : x
  2. Step 2: Convert to fraction form
    672,770.60/1,009,326.30 = 223,493.67/x
  3. Step 3: Cross multiply
    672,770.60x = 1,009,326.30 × 223,493.67
  4. Step 4: Simplify right side
    672,770.60x = 225,578,039,014.52
  5. Step 5: Solve for x
    x = 225,578,039,014.52/672,770.60
  6. Step 6: Final answer
    x = 335,297.11

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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.