Home / 352,965.24-486,615.06-239,591.16

Finding the Fourth Proportional to 352,965.24, 486,615.06 and 239,591.16

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Solution

The fourth proportional to 352,965.24, 486,615.06 and 239,591.16 is: 330,312.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,965.24 : 486,615.06 = 239,591.16 : x
  2. Step 2: Convert to fraction form
    352,965.24/486,615.06 = 239,591.16/x
  3. Step 3: Cross multiply
    352,965.24x = 486,615.06 × 239,591.16
  4. Step 4: Simplify right side
    352,965.24x = 116,588,666,698.87
  5. Step 5: Solve for x
    x = 116,588,666,698.87/352,965.24
  6. Step 6: Final answer
    x = 330,312.03

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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.