Home / 352,848.03-486,895.16-199,855.77

Finding the Fourth Proportional to 352,848.03, 486,895.16 and 199,855.77

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Solution

The fourth proportional to 352,848.03, 486,895.16 and 199,855.77 is: 275,781.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,848.03 : 486,895.16 = 199,855.77 : x
  2. Step 2: Convert to fraction form
    352,848.03/486,895.16 = 199,855.77/x
  3. Step 3: Cross multiply
    352,848.03x = 486,895.16 × 199,855.77
  4. Step 4: Simplify right side
    352,848.03x = 97,308,806,111.79
  5. Step 5: Solve for x
    x = 97,308,806,111.79/352,848.03
  6. Step 6: Final answer
    x = 275,781.07

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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.