Home / 866,271.08-1,299,307.35-226,636.56

Finding the Fourth Proportional to 866,271.08, 1,299,307.35 and 226,636.56

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Solution

The fourth proportional to 866,271.08, 1,299,307.35 and 226,636.56 is: 339,928.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,271.08 : 1,299,307.35 = 226,636.56 : x
  2. Step 2: Convert to fraction form
    866,271.08/1,299,307.35 = 226,636.56/x
  3. Step 3: Cross multiply
    866,271.08x = 1,299,307.35 × 226,636.56
  4. Step 4: Simplify right side
    866,271.08x = 294,470,548,186.72
  5. Step 5: Solve for x
    x = 294,470,548,186.72/866,271.08
  6. Step 6: Final answer
    x = 339,928.87

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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.