Home / 923,954.29-1,385,981.12-292,917.31

Finding the Fourth Proportional to 923,954.29, 1,385,981.12 and 292,917.31

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Solution

The fourth proportional to 923,954.29, 1,385,981.12 and 292,917.31 is: 439,391.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,954.29 : 1,385,981.12 = 292,917.31 : x
  2. Step 2: Convert to fraction form
    923,954.29/1,385,981.12 = 292,917.31/x
  3. Step 3: Cross multiply
    923,954.29x = 1,385,981.12 × 292,917.31
  4. Step 4: Simplify right side
    923,954.29x = 405,977,861,381.19
  5. Step 5: Solve for x
    x = 405,977,861,381.19/923,954.29
  6. Step 6: Final answer
    x = 439,391.72

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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.