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Finding the Fourth Proportional to 604,707.13, 834,485.04 and 329,055.58

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Solution

The fourth proportional to 604,707.13, 834,485.04 and 329,055.58 is: 454,090.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,707.13 : 834,485.04 = 329,055.58 : x
  2. Step 2: Convert to fraction form
    604,707.13/834,485.04 = 329,055.58/x
  3. Step 3: Cross multiply
    604,707.13x = 834,485.04 × 329,055.58
  4. Step 4: Simplify right side
    604,707.13x = 274,591,961,115.59
  5. Step 5: Solve for x
    x = 274,591,961,115.59/604,707.13
  6. Step 6: Final answer
    x = 454,090.83

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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.