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Finding the Fourth Proportional to 369,906.72, 510,416.53 and 224,636.95

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Solution

The fourth proportional to 369,906.72, 510,416.53 and 224,636.95 is: 309,965.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,906.72 : 510,416.53 = 224,636.95 : x
  2. Step 2: Convert to fraction form
    369,906.72/510,416.53 = 224,636.95/x
  3. Step 3: Cross multiply
    369,906.72x = 510,416.53 × 224,636.95
  4. Step 4: Simplify right side
    369,906.72x = 114,658,412,528.78
  5. Step 5: Solve for x
    x = 114,658,412,528.78/369,906.72
  6. Step 6: Final answer
    x = 309,965.75

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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.