Home / 447,787.47-617,747.00-302,546.51

Finding the Fourth Proportional to 447,787.47, 617,747.00 and 302,546.51

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Solution

The fourth proportional to 447,787.47, 617,747.00 and 302,546.51 is: 417,379.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,787.47 : 617,747.00 = 302,546.51 : x
  2. Step 2: Convert to fraction form
    447,787.47/617,747.00 = 302,546.51/x
  3. Step 3: Cross multiply
    447,787.47x = 617,747.00 × 302,546.51
  4. Step 4: Simplify right side
    447,787.47x = 186,897,194,311.50
  5. Step 5: Solve for x
    x = 186,897,194,311.50/447,787.47
  6. Step 6: Final answer
    x = 417,379.24

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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.