Finding the Fourth Proportional to 357,860.02, 536,790.18 and 168,181.18
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Solution
The fourth proportional to 357,860.02, 536,790.18 and 168,181.18 is: 252,271.84
Step by Step Solution
- Step 1: Write the proportion equation
357,860.02 : 536,790.18 = 168,181.18 : x - Step 2: Convert to fraction form
357,860.02/536,790.18 = 168,181.18/x - Step 3: Cross multiply
357,860.02x = 536,790.18 × 168,181.18 - Step 4: Simplify right side
357,860.02x = 90,278,005,884.81 - Step 5: Solve for x
x = 90,278,005,884.81/357,860.02 - Step 6: Final answer
x = 252,271.84
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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.