Home / 683,752.80-1,025,806.55-363,641.46

Finding the Fourth Proportional to 683,752.80, 1,025,806.55 and 363,641.46

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Solution

The fourth proportional to 683,752.80, 1,025,806.55 and 363,641.46 is: 545,556.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,752.80 : 1,025,806.55 = 363,641.46 : x
  2. Step 2: Convert to fraction form
    683,752.80/1,025,806.55 = 363,641.46/x
  3. Step 3: Cross multiply
    683,752.80x = 1,025,806.55 × 363,641.46
  4. Step 4: Simplify right side
    683,752.80x = 373,025,789,701.36
  5. Step 5: Solve for x
    x = 373,025,789,701.36/683,752.80
  6. Step 6: Final answer
    x = 545,556.51

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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.