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Finding the Fourth Proportional to 369,240.63, 509,544.93 and 208,092.42

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Solution

The fourth proportional to 369,240.63, 509,544.93 and 208,092.42 is: 287,163.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,240.63 : 509,544.93 = 208,092.42 : x
  2. Step 2: Convert to fraction form
    369,240.63/509,544.93 = 208,092.42/x
  3. Step 3: Cross multiply
    369,240.63x = 509,544.93 × 208,092.42
  4. Step 4: Simplify right side
    369,240.63x = 106,032,437,582.43
  5. Step 5: Solve for x
    x = 106,032,437,582.43/369,240.63
  6. Step 6: Final answer
    x = 287,163.52

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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.