Home / 374,329.20-561,518.10-197,182.20

Finding the Fourth Proportional to 374,329.20, 561,518.10 and 197,182.20

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Solution

The fourth proportional to 374,329.20, 561,518.10 and 197,182.20 is: 295,786.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,329.20 : 561,518.10 = 197,182.20 : x
  2. Step 2: Convert to fraction form
    374,329.20/561,518.10 = 197,182.20/x
  3. Step 3: Cross multiply
    374,329.20x = 561,518.10 × 197,182.20
  4. Step 4: Simplify right side
    374,329.20x = 110,721,374,297.82
  5. Step 5: Solve for x
    x = 110,721,374,297.82/374,329.20
  6. Step 6: Final answer
    x = 295,786.10

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1.5x scale

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.