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Finding the Fourth Proportional to 334,463.55, 501,771.92 and 144,955.74

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Solution

The fourth proportional to 334,463.55, 501,771.92 and 144,955.74 is: 217,466.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,463.55 : 501,771.92 = 144,955.74 : x
  2. Step 2: Convert to fraction form
    334,463.55/501,771.92 = 144,955.74/x
  3. Step 3: Cross multiply
    334,463.55x = 501,771.92 × 144,955.74
  4. Step 4: Simplify right side
    334,463.55x = 72,734,721,131.69
  5. Step 5: Solve for x
    x = 72,734,721,131.69/334,463.55
  6. Step 6: Final answer
    x = 217,466.81

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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.