Home / 647,244.18-970,865.43-173,929.54

Finding the Fourth Proportional to 647,244.18, 970,865.43 and 173,929.54

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Solution

The fourth proportional to 647,244.18, 970,865.43 and 173,929.54 is: 260,894.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    647,244.18 : 970,865.43 = 173,929.54 : x
  2. Step 2: Convert to fraction form
    647,244.18/970,865.43 = 173,929.54/x
  3. Step 3: Cross multiply
    647,244.18x = 970,865.43 × 173,929.54
  4. Step 4: Simplify right side
    647,244.18x = 168,862,177,641.80
  5. Step 5: Solve for x
    x = 168,862,177,641.80/647,244.18
  6. Step 6: Final answer
    x = 260,894.08

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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.