Home / 374,345.18-561,456.26-134,409.41

Finding the Fourth Proportional to 374,345.18, 561,456.26 and 134,409.41

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Solution

The fourth proportional to 374,345.18, 561,456.26 and 134,409.41 is: 201,592.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,345.18 : 561,456.26 = 134,409.41 : x
  2. Step 2: Convert to fraction form
    374,345.18/561,456.26 = 134,409.41/x
  3. Step 3: Cross multiply
    374,345.18x = 561,456.26 × 134,409.41
  4. Step 4: Simplify right side
    374,345.18x = 75,465,003,777.57
  5. Step 5: Solve for x
    x = 75,465,003,777.57/374,345.18
  6. Step 6: Final answer
    x = 201,592.03

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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.