Home / 427,415.27-589,689.82-246,123.29

Finding the Fourth Proportional to 427,415.27, 589,689.82 and 246,123.29

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Solution

The fourth proportional to 427,415.27, 589,689.82 and 246,123.29 is: 339,567.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,415.27 : 589,689.82 = 246,123.29 : x
  2. Step 2: Convert to fraction form
    427,415.27/589,689.82 = 246,123.29/x
  3. Step 3: Cross multiply
    427,415.27x = 589,689.82 × 246,123.29
  4. Step 4: Simplify right side
    427,415.27x = 145,136,399,436.82
  5. Step 5: Solve for x
    x = 145,136,399,436.82/427,415.27
  6. Step 6: Final answer
    x = 339,567.66

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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.