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Finding the Fourth Proportional to 601,554.84, 830,109.90 and 329,568.60

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Solution

The fourth proportional to 601,554.84, 830,109.90 and 329,568.60 is: 454,785.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,554.84 : 830,109.90 = 329,568.60 : x
  2. Step 2: Convert to fraction form
    601,554.84/830,109.90 = 329,568.60/x
  3. Step 3: Cross multiply
    601,554.84x = 830,109.90 × 329,568.60
  4. Step 4: Simplify right side
    601,554.84x = 273,578,157,589.14
  5. Step 5: Solve for x
    x = 273,578,157,589.14/601,554.84
  6. Step 6: Final answer
    x = 454,785.07

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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.