Home / 899,021.73-1,349,064.61-330,801.84

Finding the Fourth Proportional to 899,021.73, 1,349,064.61 and 330,801.84

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Solution

The fourth proportional to 899,021.73, 1,349,064.61 and 330,801.84 is: 496,398.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,021.73 : 1,349,064.61 = 330,801.84 : x
  2. Step 2: Convert to fraction form
    899,021.73/1,349,064.61 = 330,801.84/x
  3. Step 3: Cross multiply
    899,021.73x = 1,349,064.61 × 330,801.84
  4. Step 4: Simplify right side
    899,021.73x = 446,273,055,370.26
  5. Step 5: Solve for x
    x = 446,273,055,370.26/899,021.73
  6. Step 6: Final answer
    x = 496,398.52

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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.