Home / 604,981.40-908,032.20-305,672.62

Finding the Fourth Proportional to 604,981.40, 908,032.20 and 305,672.62

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Solution

The fourth proportional to 604,981.40, 908,032.20 and 305,672.62 is: 458,791.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,981.40 : 908,032.20 = 305,672.62 : x
  2. Step 2: Convert to fraction form
    604,981.40/908,032.20 = 305,672.62/x
  3. Step 3: Cross multiply
    604,981.40x = 908,032.20 × 305,672.62
  4. Step 4: Simplify right side
    604,981.40x = 277,560,581,618.36
  5. Step 5: Solve for x
    x = 277,560,581,618.36/604,981.40
  6. Step 6: Final answer
    x = 458,791.93

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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.