Home / 603,285.66-905,045.13-229,279.50

Finding the Fourth Proportional to 603,285.66, 905,045.13 and 229,279.50

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Solution

The fourth proportional to 603,285.66, 905,045.13 and 229,279.50 is: 343,963.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,285.66 : 905,045.13 = 229,279.50 : x
  2. Step 2: Convert to fraction form
    603,285.66/905,045.13 = 229,279.50/x
  3. Step 3: Cross multiply
    603,285.66x = 905,045.13 × 229,279.50
  4. Step 4: Simplify right side
    603,285.66x = 207,508,294,883.84
  5. Step 5: Solve for x
    x = 207,508,294,883.84/603,285.66
  6. Step 6: Final answer
    x = 343,963.58

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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.