Home / 466,600.36-644,013.84-285,463.30

Finding the Fourth Proportional to 466,600.36, 644,013.84 and 285,463.30

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Solution

The fourth proportional to 466,600.36, 644,013.84 and 285,463.30 is: 394,003.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,600.36 : 644,013.84 = 285,463.30 : x
  2. Step 2: Convert to fraction form
    466,600.36/644,013.84 = 285,463.30/x
  3. Step 3: Cross multiply
    466,600.36x = 644,013.84 × 285,463.30
  4. Step 4: Simplify right side
    466,600.36x = 183,842,316,012.07
  5. Step 5: Solve for x
    x = 183,842,316,012.07/466,600.36
  6. Step 6: Final answer
    x = 394,003.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.