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Finding the Fourth Proportional to 583,458.90, 874,838.34 and 228,049.62

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Solution

The fourth proportional to 583,458.90, 874,838.34 and 228,049.62 is: 341,937.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,458.90 : 874,838.34 = 228,049.62 : x
  2. Step 2: Convert to fraction form
    583,458.90/874,838.34 = 228,049.62/x
  3. Step 3: Cross multiply
    583,458.90x = 874,838.34 × 228,049.62
  4. Step 4: Simplify right side
    583,458.90x = 199,506,550,998.43
  5. Step 5: Solve for x
    x = 199,506,550,998.43/583,458.90
  6. Step 6: Final answer
    x = 341,937.63

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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.