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Finding the Fourth Proportional to 444,080.14, 612,815.43 and 253,155.04

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Solution

The fourth proportional to 444,080.14, 612,815.43 and 253,155.04 is: 349,345.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,080.14 : 612,815.43 = 253,155.04 : x
  2. Step 2: Convert to fraction form
    444,080.14/612,815.43 = 253,155.04/x
  3. Step 3: Cross multiply
    444,080.14x = 612,815.43 × 253,155.04
  4. Step 4: Simplify right side
    444,080.14x = 155,137,314,694.27
  5. Step 5: Solve for x
    x = 155,137,314,694.27/444,080.14
  6. Step 6: Final answer
    x = 349,345.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.