Home / 384,184.27-530,243.67-229,145.50

Finding the Fourth Proportional to 384,184.27, 530,243.67 and 229,145.50

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Solution

The fourth proportional to 384,184.27, 530,243.67 and 229,145.50 is: 316,262.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,184.27 : 530,243.67 = 229,145.50 : x
  2. Step 2: Convert to fraction form
    384,184.27/530,243.67 = 229,145.50/x
  3. Step 3: Cross multiply
    384,184.27x = 530,243.67 × 229,145.50
  4. Step 4: Simplify right side
    384,184.27x = 121,502,950,883.99
  5. Step 5: Solve for x
    x = 121,502,950,883.99/384,184.27
  6. Step 6: Final answer
    x = 316,262.17

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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.