Home / 854,481.88-1,281,795.54-223,394.68

Finding the Fourth Proportional to 854,481.88, 1,281,795.54 and 223,394.68

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Solution

The fourth proportional to 854,481.88, 1,281,795.54 and 223,394.68 is: 335,111.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,481.88 : 1,281,795.54 = 223,394.68 : x
  2. Step 2: Convert to fraction form
    854,481.88/1,281,795.54 = 223,394.68/x
  3. Step 3: Cross multiply
    854,481.88x = 1,281,795.54 × 223,394.68
  4. Step 4: Simplify right side
    854,481.88x = 286,346,304,483.73
  5. Step 5: Solve for x
    x = 286,346,304,483.73/854,481.88
  6. Step 6: Final answer
    x = 335,111.03

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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.