Home / 490,012.17-734,887.04-134,941.79

Finding the Fourth Proportional to 490,012.17, 734,887.04 and 134,941.79

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Solution

The fourth proportional to 490,012.17, 734,887.04 and 134,941.79 is: 202,376.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    490,012.17 : 734,887.04 = 134,941.79 : x
  2. Step 2: Convert to fraction form
    490,012.17/734,887.04 = 134,941.79/x
  3. Step 3: Cross multiply
    490,012.17x = 734,887.04 × 134,941.79
  4. Step 4: Simplify right side
    490,012.17x = 99,166,968,276.26
  5. Step 5: Solve for x
    x = 99,166,968,276.26/490,012.17
  6. Step 6: Final answer
    x = 202,376.54

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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.