Home / 427,108.58-589,558.26-245,892.73

Finding the Fourth Proportional to 427,108.58, 589,558.26 and 245,892.73

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Solution

The fourth proportional to 427,108.58, 589,558.26 and 245,892.73 is: 339,417.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,108.58 : 589,558.26 = 245,892.73 : x
  2. Step 2: Convert to fraction form
    427,108.58/589,558.26 = 245,892.73/x
  3. Step 3: Cross multiply
    427,108.58x = 589,558.26 × 245,892.73
  4. Step 4: Simplify right side
    427,108.58x = 144,968,090,045.45
  5. Step 5: Solve for x
    x = 144,968,090,045.45/427,108.58
  6. Step 6: Final answer
    x = 339,417.41

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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.