Home / 330,018.96-455,388.36-184,804.50

Finding the Fourth Proportional to 330,018.96, 455,388.36 and 184,804.50

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Solution

The fourth proportional to 330,018.96, 455,388.36 and 184,804.50 is: 255,009.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,018.96 : 455,388.36 = 184,804.50 : x
  2. Step 2: Convert to fraction form
    330,018.96/455,388.36 = 184,804.50/x
  3. Step 3: Cross multiply
    330,018.96x = 455,388.36 × 184,804.50
  4. Step 4: Simplify right side
    330,018.96x = 84,157,818,175.62
  5. Step 5: Solve for x
    x = 84,157,818,175.62/330,018.96
  6. Step 6: Final answer
    x = 255,009.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.