Home / 417,969.04-576,765.28-245,893.84

Finding the Fourth Proportional to 417,969.04, 576,765.28 and 245,893.84

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Solution

The fourth proportional to 417,969.04, 576,765.28 and 245,893.84 is: 339,314.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,969.04 : 576,765.28 = 245,893.84 : x
  2. Step 2: Convert to fraction form
    417,969.04/576,765.28 = 245,893.84/x
  3. Step 3: Cross multiply
    417,969.04x = 576,765.28 × 245,893.84
  4. Step 4: Simplify right side
    417,969.04x = 141,823,029,477.88
  5. Step 5: Solve for x
    x = 141,823,029,477.88/417,969.04
  6. Step 6: Final answer
    x = 339,314.68

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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.