Home / 404,508.15-606,762.27-379,576.35

Finding the Fourth Proportional to 404,508.15, 606,762.27 and 379,576.35

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Solution

The fourth proportional to 404,508.15, 606,762.27 and 379,576.35 is: 569,364.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,508.15 : 606,762.27 = 379,576.35 : x
  2. Step 2: Convert to fraction form
    404,508.15/606,762.27 = 379,576.35/x
  3. Step 3: Cross multiply
    404,508.15x = 606,762.27 × 379,576.35
  4. Step 4: Simplify right side
    404,508.15x = 230,312,607,764.31
  5. Step 5: Solve for x
    x = 230,312,607,764.31/404,508.15
  6. Step 6: Final answer
    x = 569,364.57

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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.