Home / 379,835.82-569,491.29-166,501.26

Finding the Fourth Proportional to 379,835.82, 569,491.29 and 166,501.26

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Solution

The fourth proportional to 379,835.82, 569,491.29 and 166,501.26 is: 249,636.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,835.82 : 569,491.29 = 166,501.26 : x
  2. Step 2: Convert to fraction form
    379,835.82/569,491.29 = 166,501.26/x
  3. Step 3: Cross multiply
    379,835.82x = 569,491.29 × 166,501.26
  4. Step 4: Simplify right side
    379,835.82x = 94,821,017,344.03
  5. Step 5: Solve for x
    x = 94,821,017,344.03/379,835.82
  6. Step 6: Final answer
    x = 249,636.85

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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.