Home / 352,427.98-486,357.86-199,466.16

Finding the Fourth Proportional to 352,427.98, 486,357.86 and 199,466.16

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Solution

The fourth proportional to 352,427.98, 486,357.86 and 199,466.16 is: 275,267.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,427.98 : 486,357.86 = 199,466.16 : x
  2. Step 2: Convert to fraction form
    352,427.98/486,357.86 = 199,466.16/x
  3. Step 3: Cross multiply
    352,427.98x = 486,357.86 × 199,466.16
  4. Step 4: Simplify right side
    352,427.98x = 97,011,935,218.68
  5. Step 5: Solve for x
    x = 97,011,935,218.68/352,427.98
  6. Step 6: Final answer
    x = 275,267.41

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1.5x scale

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.