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Finding the Fourth Proportional to 334,341.20, 501,576.60 and 144,801.20

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Solution

The fourth proportional to 334,341.20, 501,576.60 and 144,801.20 is: 217,229.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,341.20 : 501,576.60 = 144,801.20 : x
  2. Step 2: Convert to fraction form
    334,341.20/501,576.60 = 144,801.20/x
  3. Step 3: Cross multiply
    334,341.20x = 501,576.60 × 144,801.20
  4. Step 4: Simplify right side
    334,341.20x = 72,628,893,571.92
  5. Step 5: Solve for x
    x = 72,628,893,571.92/334,341.20
  6. Step 6: Final answer
    x = 217,229.86

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1.5x scale

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.