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Finding the Fourth Proportional to 365,225.81, 504,061.69 and 210,173.92

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Solution

The fourth proportional to 365,225.81, 504,061.69 and 210,173.92 is: 290,068.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,225.81 : 504,061.69 = 210,173.92 : x
  2. Step 2: Convert to fraction form
    365,225.81/504,061.69 = 210,173.92/x
  3. Step 3: Cross multiply
    365,225.81x = 504,061.69 × 210,173.92
  4. Step 4: Simplify right side
    365,225.81x = 105,940,619,523.54
  5. Step 5: Solve for x
    x = 105,940,619,523.54/365,225.81
  6. Step 6: Final answer
    x = 290,068.82

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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.