Home / 729,472.61-1,094,017.92-216,999.67

Finding the Fourth Proportional to 729,472.61, 1,094,017.92 and 216,999.67

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Solution

The fourth proportional to 729,472.61, 1,094,017.92 and 216,999.67 is: 325,442.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,472.61 : 1,094,017.92 = 216,999.67 : x
  2. Step 2: Convert to fraction form
    729,472.61/1,094,017.92 = 216,999.67/x
  3. Step 3: Cross multiply
    729,472.61x = 1,094,017.92 × 216,999.67
  4. Step 4: Simplify right side
    729,472.61x = 237,401,527,614.09
  5. Step 5: Solve for x
    x = 237,401,527,614.09/729,472.61
  6. Step 6: Final answer
    x = 325,442.69

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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.