Home / 814,670.89-1,222,089.57-282,190.93

Finding the Fourth Proportional to 814,670.89, 1,222,089.57 and 282,190.93

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Solution

The fourth proportional to 814,670.89, 1,222,089.57 and 282,190.93 is: 423,315.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,670.89 : 1,222,089.57 = 282,190.93 : x
  2. Step 2: Convert to fraction form
    814,670.89/1,222,089.57 = 282,190.93/x
  3. Step 3: Cross multiply
    814,670.89x = 1,222,089.57 × 282,190.93
  4. Step 4: Simplify right side
    814,670.89x = 344,862,592,771.00
  5. Step 5: Solve for x
    x = 344,862,592,771.00/814,670.89
  6. Step 6: Final answer
    x = 423,315.23

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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.