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Finding the Fourth Proportional to 352,247.56, 486,101.58 and 201,347.80

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Solution

The fourth proportional to 352,247.56, 486,101.58 and 201,347.80 is: 277,859.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,247.56 : 486,101.58 = 201,347.80 : x
  2. Step 2: Convert to fraction form
    352,247.56/486,101.58 = 201,347.80/x
  3. Step 3: Cross multiply
    352,247.56x = 486,101.58 × 201,347.80
  4. Step 4: Simplify right side
    352,247.56x = 97,875,483,709.52
  5. Step 5: Solve for x
    x = 97,875,483,709.52/352,247.56
  6. Step 6: Final answer
    x = 277,859.93

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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.