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Finding the Fourth Proportional to 329,705.07, 455,017.48 and 184,525.42

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Solution

The fourth proportional to 329,705.07, 455,017.48 and 184,525.42 is: 254,658.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,705.07 : 455,017.48 = 184,525.42 : x
  2. Step 2: Convert to fraction form
    329,705.07/455,017.48 = 184,525.42/x
  3. Step 3: Cross multiply
    329,705.07x = 455,017.48 × 184,525.42
  4. Step 4: Simplify right side
    329,705.07x = 83,962,291,604.34
  5. Step 5: Solve for x
    x = 83,962,291,604.34/329,705.07
  6. Step 6: Final answer
    x = 254,658.78

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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.