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Finding the Fourth Proportional to 369,097.75, 509,209.09 and 233,080.93

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Solution

The fourth proportional to 369,097.75, 509,209.09 and 233,080.93 is: 321,559.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,097.75 : 509,209.09 = 233,080.93 : x
  2. Step 2: Convert to fraction form
    369,097.75/509,209.09 = 233,080.93/x
  3. Step 3: Cross multiply
    369,097.75x = 509,209.09 × 233,080.93
  4. Step 4: Simplify right side
    369,097.75x = 118,686,928,261.65
  5. Step 5: Solve for x
    x = 118,686,928,261.65/369,097.75
  6. Step 6: Final answer
    x = 321,559.61

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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.