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Finding the Fourth Proportional to 350,852.40, 525,846.60 and 238,532.40

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Solution

The fourth proportional to 350,852.40, 525,846.60 and 238,532.40 is: 357,504.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,852.40 : 525,846.60 = 238,532.40 : x
  2. Step 2: Convert to fraction form
    350,852.40/525,846.60 = 238,532.40/x
  3. Step 3: Cross multiply
    350,852.40x = 525,846.60 × 238,532.40
  4. Step 4: Simplify right side
    350,852.40x = 125,431,451,529.84
  5. Step 5: Solve for x
    x = 125,431,451,529.84/350,852.40
  6. Step 6: Final answer
    x = 357,504.90

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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.