Home / 484,442.34-667,837.58-340,756.44

Finding the Fourth Proportional to 484,442.34, 667,837.58 and 340,756.44

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Solution

The fourth proportional to 484,442.34, 667,837.58 and 340,756.44 is: 469,756.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,442.34 : 667,837.58 = 340,756.44 : x
  2. Step 2: Convert to fraction form
    484,442.34/667,837.58 = 340,756.44/x
  3. Step 3: Cross multiply
    484,442.34x = 667,837.58 × 340,756.44
  4. Step 4: Simplify right side
    484,442.34x = 227,569,952,050.84
  5. Step 5: Solve for x
    x = 227,569,952,050.84/484,442.34
  6. Step 6: Final answer
    x = 469,756.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.