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Finding the Fourth Proportional to 374,987.52, 562,870.08 and 251,193.60

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Solution

The fourth proportional to 374,987.52, 562,870.08 and 251,193.60 is: 377,050.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,987.52 : 562,870.08 = 251,193.60 : x
  2. Step 2: Convert to fraction form
    374,987.52/562,870.08 = 251,193.60/x
  3. Step 3: Cross multiply
    374,987.52x = 562,870.08 × 251,193.60
  4. Step 4: Simplify right side
    374,987.52x = 141,389,361,727.49
  5. Step 5: Solve for x
    x = 141,389,361,727.49/374,987.52
  6. Step 6: Final answer
    x = 377,050.85

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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.