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Finding the Fourth Proportional to 366,230.07, 550,187.01 and 258,407.59

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Solution

The fourth proportional to 366,230.07, 550,187.01 and 258,407.59 is: 388,205.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,230.07 : 550,187.01 = 258,407.59 : x
  2. Step 2: Convert to fraction form
    366,230.07/550,187.01 = 258,407.59/x
  3. Step 3: Cross multiply
    366,230.07x = 550,187.01 × 258,407.59
  4. Step 4: Simplify right side
    366,230.07x = 142,172,498,011.37
  5. Step 5: Solve for x
    x = 142,172,498,011.37/366,230.07
  6. Step 6: Final answer
    x = 388,205.42

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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.