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Finding the Fourth Proportional to 606,564.74, 837,074.51 and 374,042.90

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Solution

The fourth proportional to 606,564.74, 837,074.51 and 374,042.90 is: 516,188.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,564.74 : 837,074.51 = 374,042.90 : x
  2. Step 2: Convert to fraction form
    606,564.74/837,074.51 = 374,042.90/x
  3. Step 3: Cross multiply
    606,564.74x = 837,074.51 × 374,042.90
  4. Step 4: Simplify right side
    606,564.74x = 313,101,771,180.89
  5. Step 5: Solve for x
    x = 313,101,771,180.89/606,564.74
  6. Step 6: Final answer
    x = 516,188.55

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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.