Home / 427,340.76-589,664.79-246,017.66

Finding the Fourth Proportional to 427,340.76, 589,664.79 and 246,017.66

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Solution

The fourth proportional to 427,340.76, 589,664.79 and 246,017.66 is: 339,466.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,340.76 : 589,664.79 = 246,017.66 : x
  2. Step 2: Convert to fraction form
    427,340.76/589,664.79 = 246,017.66/x
  3. Step 3: Cross multiply
    427,340.76x = 589,664.79 × 246,017.66
  4. Step 4: Simplify right side
    427,340.76x = 145,067,948,871.87
  5. Step 5: Solve for x
    x = 145,067,948,871.87/427,340.76
  6. Step 6: Final answer
    x = 339,466.68

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1.5x scale

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.