Home / 673,049.24-1,009,768.62-217,630.76

Finding the Fourth Proportional to 673,049.24, 1,009,768.62 and 217,630.76

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Solution

The fourth proportional to 673,049.24, 1,009,768.62 and 217,630.76 is: 326,509.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,049.24 : 1,009,768.62 = 217,630.76 : x
  2. Step 2: Convert to fraction form
    673,049.24/1,009,768.62 = 217,630.76/x
  3. Step 3: Cross multiply
    673,049.24x = 1,009,768.62 × 217,630.76
  4. Step 4: Simplify right side
    673,049.24x = 219,756,712,194.75
  5. Step 5: Solve for x
    x = 219,756,712,194.75/673,049.24
  6. Step 6: Final answer
    x = 326,509.12

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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.