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Finding the Fourth Proportional to 250,075.87, 375,926.64 and 200,697.04

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Solution

The fourth proportional to 250,075.87, 375,926.64 and 200,697.04 is: 301,697.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,075.87 : 375,926.64 = 200,697.04 : x
  2. Step 2: Convert to fraction form
    250,075.87/375,926.64 = 200,697.04/x
  3. Step 3: Cross multiply
    250,075.87x = 375,926.64 × 200,697.04
  4. Step 4: Simplify right side
    250,075.87x = 75,447,363,905.15
  5. Step 5: Solve for x
    x = 75,447,363,905.15/250,075.87
  6. Step 6: Final answer
    x = 301,697.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.