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Finding the Fourth Proportional to 350,291.84, 525,511.64 and 113,616.14

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Solution

The fourth proportional to 350,291.84, 525,511.64 and 113,616.14 is: 170,448.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,291.84 : 525,511.64 = 113,616.14 : x
  2. Step 2: Convert to fraction form
    350,291.84/525,511.64 = 113,616.14/x
  3. Step 3: Cross multiply
    350,291.84x = 525,511.64 × 113,616.14
  4. Step 4: Simplify right side
    350,291.84x = 59,706,604,061.87
  5. Step 5: Solve for x
    x = 59,706,604,061.87/350,291.84
  6. Step 6: Final answer
    x = 170,448.17

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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.