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Finding the Fourth Proportional to 350,368.60, 523,632.94 and 255,797.94

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Solution

The fourth proportional to 350,368.60, 523,632.94 and 255,797.94 is: 382,295.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,368.60 : 523,632.94 = 255,797.94 : x
  2. Step 2: Convert to fraction form
    350,368.60/523,632.94 = 255,797.94/x
  3. Step 3: Cross multiply
    350,368.60x = 523,632.94 × 255,797.94
  4. Step 4: Simplify right side
    350,368.60x = 133,944,227,368.14
  5. Step 5: Solve for x
    x = 133,944,227,368.14/350,368.60
  6. Step 6: Final answer
    x = 382,295.18

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.