Home / 673,035.78-1,009,335.20-223,635.96

Finding the Fourth Proportional to 673,035.78, 1,009,335.20 and 223,635.96

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Solution

The fourth proportional to 673,035.78, 1,009,335.20 and 223,635.96 is: 335,381.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,035.78 : 1,009,335.20 = 223,635.96 : x
  2. Step 2: Convert to fraction form
    673,035.78/1,009,335.20 = 223,635.96/x
  3. Step 3: Cross multiply
    673,035.78x = 1,009,335.20 × 223,635.96
  4. Step 4: Simplify right side
    673,035.78x = 225,723,646,413.79
  5. Step 5: Solve for x
    x = 225,723,646,413.79/673,035.78
  6. Step 6: Final answer
    x = 335,381.35

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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.