Home / 683,752.30-1,025,805.80-363,640.96

Finding the Fourth Proportional to 683,752.30, 1,025,805.80 and 363,640.96

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Solution

The fourth proportional to 683,752.30, 1,025,805.80 and 363,640.96 is: 545,555.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,752.30 : 1,025,805.80 = 363,640.96 : x
  2. Step 2: Convert to fraction form
    683,752.30/1,025,805.80 = 363,640.96/x
  3. Step 3: Cross multiply
    683,752.30x = 1,025,805.80 × 363,640.96
  4. Step 4: Simplify right side
    683,752.30x = 373,025,005,885.57
  5. Step 5: Solve for x
    x = 373,025,005,885.57/683,752.30
  6. Step 6: Final answer
    x = 545,555.76

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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.