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Finding the Fourth Proportional to 374,679.52, 562,203.81 and 174,970.89

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Solution

The fourth proportional to 374,679.52, 562,203.81 and 174,970.89 is: 262,542.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,679.52 : 562,203.81 = 174,970.89 : x
  2. Step 2: Convert to fraction form
    374,679.52/562,203.81 = 174,970.89/x
  3. Step 3: Cross multiply
    374,679.52x = 562,203.81 × 174,970.89
  4. Step 4: Simplify right side
    374,679.52x = 98,369,300,997.09
  5. Step 5: Solve for x
    x = 98,369,300,997.09/374,679.52
  6. Step 6: Final answer
    x = 262,542.51

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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.