Home / 352,726.11-486,495.32-245,242.35

Finding the Fourth Proportional to 352,726.11, 486,495.32 and 245,242.35

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Solution

The fourth proportional to 352,726.11, 486,495.32 and 245,242.35 is: 338,249.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,726.11 : 486,495.32 = 245,242.35 : x
  2. Step 2: Convert to fraction form
    352,726.11/486,495.32 = 245,242.35/x
  3. Step 3: Cross multiply
    352,726.11x = 486,495.32 × 245,242.35
  4. Step 4: Simplify right side
    352,726.11x = 119,309,254,314.59
  5. Step 5: Solve for x
    x = 119,309,254,314.59/352,726.11
  6. Step 6: Final answer
    x = 338,249.00

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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.