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Finding the Fourth Proportional to 361,810.56, 540,080.52 and 335,129.04

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Solution

The fourth proportional to 361,810.56, 540,080.52 and 335,129.04 is: 500,252.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,810.56 : 540,080.52 = 335,129.04 : x
  2. Step 2: Convert to fraction form
    361,810.56/540,080.52 = 335,129.04/x
  3. Step 3: Cross multiply
    361,810.56x = 540,080.52 × 335,129.04
  4. Step 4: Simplify right side
    361,810.56x = 180,996,666,190.30
  5. Step 5: Solve for x
    x = 180,996,666,190.30/361,810.56
  6. Step 6: Final answer
    x = 500,252.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.