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Finding the Fourth Proportional to 370,495.80, 520,093.80 and 370,495.80

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Solution

The fourth proportional to 370,495.80, 520,093.80 and 370,495.80 is: 520,093.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,495.80 : 520,093.80 = 370,495.80 : x
  2. Step 2: Convert to fraction form
    370,495.80/520,093.80 = 370,495.80/x
  3. Step 3: Cross multiply
    370,495.80x = 520,093.80 × 370,495.80
  4. Step 4: Simplify right side
    370,495.80x = 192,692,568,506.04
  5. Step 5: Solve for x
    x = 192,692,568,506.04/370,495.80
  6. Step 6: Final answer
    x = 520,093.80

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.