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Finding the Fourth Proportional to 602,309.16, 903,636.54 and 228,369.96

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Solution

The fourth proportional to 602,309.16, 903,636.54 and 228,369.96 is: 342,620.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,309.16 : 903,636.54 = 228,369.96 : x
  2. Step 2: Convert to fraction form
    602,309.16/903,636.54 = 228,369.96/x
  3. Step 3: Cross multiply
    602,309.16x = 903,636.54 × 228,369.96
  4. Step 4: Simplify right side
    602,309.16x = 206,363,440,494.34
  5. Step 5: Solve for x
    x = 206,363,440,494.34/602,309.16
  6. Step 6: Final answer
    x = 342,620.46

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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.