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Finding the Fourth Proportional to 329,842.53, 455,225.62 and 184,703.58

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Solution

The fourth proportional to 329,842.53, 455,225.62 and 184,703.58 is: 254,914.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,842.53 : 455,225.62 = 184,703.58 : x
  2. Step 2: Convert to fraction form
    329,842.53/455,225.62 = 184,703.58/x
  3. Step 3: Cross multiply
    329,842.53x = 455,225.62 × 184,703.58
  4. Step 4: Simplify right side
    329,842.53x = 84,081,801,259.96
  5. Step 5: Solve for x
    x = 84,081,801,259.96/329,842.53
  6. Step 6: Final answer
    x = 254,914.98

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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.