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Finding the Fourth Proportional to 823,368.60, 1,235,168.10 and 350,050.20

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Solution

The fourth proportional to 823,368.60, 1,235,168.10 and 350,050.20 is: 525,124.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,368.60 : 1,235,168.10 = 350,050.20 : x
  2. Step 2: Convert to fraction form
    823,368.60/1,235,168.10 = 350,050.20/x
  3. Step 3: Cross multiply
    823,368.60x = 1,235,168.10 × 350,050.20
  4. Step 4: Simplify right side
    823,368.60x = 432,370,840,438.62
  5. Step 5: Solve for x
    x = 432,370,840,438.62/823,368.60
  6. Step 6: Final answer
    x = 525,124.28

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