Home / 466,871.03-644,273.27-285,569.64

Finding the Fourth Proportional to 466,871.03, 644,273.27 and 285,569.64

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Solution

The fourth proportional to 466,871.03, 644,273.27 and 285,569.64 is: 394,080.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,871.03 : 644,273.27 = 285,569.64 : x
  2. Step 2: Convert to fraction form
    466,871.03/644,273.27 = 285,569.64/x
  3. Step 3: Cross multiply
    466,871.03x = 644,273.27 × 285,569.64
  4. Step 4: Simplify right side
    466,871.03x = 183,984,887,093.45
  5. Step 5: Solve for x
    x = 183,984,887,093.45/466,871.03
  6. Step 6: Final answer
    x = 394,080.75

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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.