Home / 673,017.78-1,009,308.22-223,617.96

Finding the Fourth Proportional to 673,017.78, 1,009,308.22 and 223,617.96

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Solution

The fourth proportional to 673,017.78, 1,009,308.22 and 223,617.96 is: 335,354.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,017.78 : 1,009,308.22 = 223,617.96 : x
  2. Step 2: Convert to fraction form
    673,017.78/1,009,308.22 = 223,617.96/x
  3. Step 3: Cross multiply
    673,017.78x = 1,009,308.22 × 223,617.96
  4. Step 4: Simplify right side
    673,017.78x = 225,699,445,167.63
  5. Step 5: Solve for x
    x = 225,699,445,167.63/673,017.78
  6. Step 6: Final answer
    x = 335,354.36

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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.