Home / 606,620.18-837,138.78-334,688.06

Finding the Fourth Proportional to 606,620.18, 837,138.78 and 334,688.06

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Solution

The fourth proportional to 606,620.18, 837,138.78 and 334,688.06 is: 461,871.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,620.18 : 837,138.78 = 334,688.06 : x
  2. Step 2: Convert to fraction form
    606,620.18/837,138.78 = 334,688.06/x
  3. Step 3: Cross multiply
    606,620.18x = 837,138.78 × 334,688.06
  4. Step 4: Simplify right side
    606,620.18x = 280,180,350,043.27
  5. Step 5: Solve for x
    x = 280,180,350,043.27/606,620.18
  6. Step 6: Final answer
    x = 461,871.14

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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.