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Finding the Fourth Proportional to 598,652.85, 826,148.59 and 353,645.67

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Solution

The fourth proportional to 598,652.85, 826,148.59 and 353,645.67 is: 488,035.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,652.85 : 826,148.59 = 353,645.67 : x
  2. Step 2: Convert to fraction form
    598,652.85/826,148.59 = 353,645.67/x
  3. Step 3: Cross multiply
    598,652.85x = 826,148.59 × 353,645.67
  4. Step 4: Simplify right side
    598,652.85x = 292,163,870,745.99
  5. Step 5: Solve for x
    x = 292,163,870,745.99/598,652.85
  6. Step 6: Final answer
    x = 488,035.55

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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.