Home / 683,801.96-1,024,887.69-318,573.65

Finding the Fourth Proportional to 683,801.96, 1,024,887.69 and 318,573.65

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Solution

The fourth proportional to 683,801.96, 1,024,887.69 and 318,573.65 is: 477,480.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,801.96 : 1,024,887.69 = 318,573.65 : x
  2. Step 2: Convert to fraction form
    683,801.96/1,024,887.69 = 318,573.65/x
  3. Step 3: Cross multiply
    683,801.96x = 1,024,887.69 × 318,573.65
  4. Step 4: Simplify right side
    683,801.96x = 326,502,207,118.93
  5. Step 5: Solve for x
    x = 326,502,207,118.93/683,801.96
  6. Step 6: Final answer
    x = 477,480.65

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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.