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Finding the Fourth Proportional to 373,296.45, 559,946.70 and 92,813.70

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Solution

The fourth proportional to 373,296.45, 559,946.70 and 92,813.70 is: 139,221.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,296.45 : 559,946.70 = 92,813.70 : x
  2. Step 2: Convert to fraction form
    373,296.45/559,946.70 = 92,813.70/x
  3. Step 3: Cross multiply
    373,296.45x = 559,946.70 × 92,813.70
  4. Step 4: Simplify right side
    373,296.45x = 51,970,725,029.79
  5. Step 5: Solve for x
    x = 51,970,725,029.79/373,296.45
  6. Step 6: Final answer
    x = 139,221.05

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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.