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Finding the Fourth Proportional to 334,340.20, 501,575.10 and 144,800.20

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Solution

The fourth proportional to 334,340.20, 501,575.10 and 144,800.20 is: 217,228.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,340.20 : 501,575.10 = 144,800.20 : x
  2. Step 2: Convert to fraction form
    334,340.20/501,575.10 = 144,800.20/x
  3. Step 3: Cross multiply
    334,340.20x = 501,575.10 × 144,800.20
  4. Step 4: Simplify right side
    334,340.20x = 72,628,174,795.02
  5. Step 5: Solve for x
    x = 72,628,174,795.02/334,340.20
  6. Step 6: Final answer
    x = 217,228.36

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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.