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Finding the Fourth Proportional to 365,805.40, 504,831.04 and 204,650.84

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Solution

The fourth proportional to 365,805.40, 504,831.04 and 204,650.84 is: 282,429.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,805.40 : 504,831.04 = 204,650.84 : x
  2. Step 2: Convert to fraction form
    365,805.40/504,831.04 = 204,650.84/x
  3. Step 3: Cross multiply
    365,805.40x = 504,831.04 × 204,650.84
  4. Step 4: Simplify right side
    365,805.40x = 103,314,096,394.07
  5. Step 5: Solve for x
    x = 103,314,096,394.07/365,805.40
  6. Step 6: Final answer
    x = 282,429.12

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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.