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Finding the Fourth Proportional to 373,265.86, 515,117.37 and 228,095.14

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Solution

The fourth proportional to 373,265.86, 515,117.37 and 228,095.14 is: 314,777.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,265.86 : 515,117.37 = 228,095.14 : x
  2. Step 2: Convert to fraction form
    373,265.86/515,117.37 = 228,095.14/x
  3. Step 3: Cross multiply
    373,265.86x = 515,117.37 × 228,095.14
  4. Step 4: Simplify right side
    373,265.86x = 117,495,768,626.58
  5. Step 5: Solve for x
    x = 117,495,768,626.58/373,265.86
  6. Step 6: Final answer
    x = 314,777.70

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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.