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Finding the Fourth Proportional to 652,808.42, 978,425.18 and 337,093.22

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Solution

The fourth proportional to 652,808.42, 978,425.18 and 337,093.22 is: 505,233.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,808.42 : 978,425.18 = 337,093.22 : x
  2. Step 2: Convert to fraction form
    652,808.42/978,425.18 = 337,093.22/x
  3. Step 3: Cross multiply
    652,808.42x = 978,425.18 × 337,093.22
  4. Step 4: Simplify right side
    652,808.42x = 329,820,492,769.81
  5. Step 5: Solve for x
    x = 329,820,492,769.81/652,808.42
  6. Step 6: Final answer
    x = 505,233.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.