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Finding the Fourth Proportional to 368,292.64, 508,063.72 and 224,803.60

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Solution

The fourth proportional to 368,292.64, 508,063.72 and 224,803.60 is: 310,119.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,292.64 : 508,063.72 = 224,803.60 : x
  2. Step 2: Convert to fraction form
    368,292.64/508,063.72 = 224,803.60/x
  3. Step 3: Cross multiply
    368,292.64x = 508,063.72 × 224,803.60
  4. Step 4: Simplify right side
    368,292.64x = 114,214,553,285.39
  5. Step 5: Solve for x
    x = 114,214,553,285.39/368,292.64
  6. Step 6: Final answer
    x = 310,119.02

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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.