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Finding the Fourth Proportional to 369,838.60, 510,375.54 and 200,071.24

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Solution

The fourth proportional to 369,838.60, 510,375.54 and 200,071.24 is: 276,097.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,838.60 : 510,375.54 = 200,071.24 : x
  2. Step 2: Convert to fraction form
    369,838.60/510,375.54 = 200,071.24/x
  3. Step 3: Cross multiply
    369,838.60x = 510,375.54 × 200,071.24
  4. Step 4: Simplify right side
    369,838.60x = 102,111,467,153.47
  5. Step 5: Solve for x
    x = 102,111,467,153.47/369,838.60
  6. Step 6: Final answer
    x = 276,097.38

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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.