Home / 697,408.48-1,045,957.04-323,382.88

Finding the Fourth Proportional to 697,408.48, 1,045,957.04 and 323,382.88

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Solution

The fourth proportional to 697,408.48, 1,045,957.04 and 323,382.88 is: 485,002.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,408.48 : 1,045,957.04 = 323,382.88 : x
  2. Step 2: Convert to fraction form
    697,408.48/1,045,957.04 = 323,382.88/x
  3. Step 3: Cross multiply
    697,408.48x = 1,045,957.04 × 323,382.88
  4. Step 4: Simplify right side
    697,408.48x = 338,244,599,951.48
  5. Step 5: Solve for x
    x = 338,244,599,951.48/697,408.48
  6. Step 6: Final answer
    x = 485,002.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.