Home / 581,814.51-802,898.78-327,167.52

Finding the Fourth Proportional to 581,814.51, 802,898.78 and 327,167.52

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Solution

The fourth proportional to 581,814.51, 802,898.78 and 327,167.52 is: 451,488.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,814.51 : 802,898.78 = 327,167.52 : x
  2. Step 2: Convert to fraction form
    581,814.51/802,898.78 = 327,167.52/x
  3. Step 3: Cross multiply
    581,814.51x = 802,898.78 × 327,167.52
  4. Step 4: Simplify right side
    581,814.51x = 262,682,401,027.79
  5. Step 5: Solve for x
    x = 262,682,401,027.79/581,814.51
  6. Step 6: Final answer
    x = 451,488.23

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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.