Home / 722,945.34-1,084,715.76-317,929.34

Finding the Fourth Proportional to 722,945.34, 1,084,715.76 and 317,929.34

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Solution

The fourth proportional to 722,945.34, 1,084,715.76 and 317,929.34 is: 477,024.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,945.34 : 1,084,715.76 = 317,929.34 : x
  2. Step 2: Convert to fraction form
    722,945.34/1,084,715.76 = 317,929.34/x
  3. Step 3: Cross multiply
    722,945.34x = 1,084,715.76 × 317,929.34
  4. Step 4: Simplify right side
    722,945.34x = 344,862,965,664.40
  5. Step 5: Solve for x
    x = 344,862,965,664.40/722,945.34
  6. Step 6: Final answer
    x = 477,024.95

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1.5x scale

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.