Home / 374,558.40-561,837.60-248,587.20

Finding the Fourth Proportional to 374,558.40, 561,837.60 and 248,587.20

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Solution

The fourth proportional to 374,558.40, 561,837.60 and 248,587.20 is: 372,880.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,558.40 : 561,837.60 = 248,587.20 : x
  2. Step 2: Convert to fraction form
    374,558.40/561,837.60 = 248,587.20/x
  3. Step 3: Cross multiply
    374,558.40x = 561,837.60 × 248,587.20
  4. Step 4: Simplify right side
    374,558.40x = 139,665,635,838.72
  5. Step 5: Solve for x
    x = 139,665,635,838.72/374,558.40
  6. Step 6: Final answer
    x = 372,880.80

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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.