Home / 690,688.42-1,036,163.86-241,536.94

Finding the Fourth Proportional to 690,688.42, 1,036,163.86 and 241,536.94

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Solution

The fourth proportional to 690,688.42, 1,036,163.86 and 241,536.94 is: 362,351.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    690,688.42 : 1,036,163.86 = 241,536.94 : x
  2. Step 2: Convert to fraction form
    690,688.42/1,036,163.86 = 241,536.94/x
  3. Step 3: Cross multiply
    690,688.42x = 1,036,163.86 × 241,536.94
  4. Step 4: Simplify right side
    690,688.42x = 250,271,848,082.99
  5. Step 5: Solve for x
    x = 250,271,848,082.99/690,688.42
  6. Step 6: Final answer
    x = 362,351.30

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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.