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Finding the Fourth Proportional to 676,701, 1,014,719.35 and 334,749.34

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Solution

The fourth proportional to 676,701, 1,014,719.35 and 334,749.34 is: 501,959.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,701 : 1,014,719.35 = 334,749.34 : x
  2. Step 2: Convert to fraction form
    676,701/1,014,719.35 = 334,749.34/x
  3. Step 3: Cross multiply
    676,701x = 1,014,719.35 × 334,749.34
  4. Step 4: Simplify right side
    676,701x = 339,676,632,697.73
  5. Step 5: Solve for x
    x = 339,676,632,697.73/676,701
  6. Step 6: Final answer
    x = 501,959.70

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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.