Finding the Fourth Proportional to 352,815.56, 526,557.08 and 318,765.02
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Solution
The fourth proportional to 352,815.56, 526,557.08 and 318,765.02 is: 475,738.59
Step by Step Solution
- Step 1: Write the proportion equation
352,815.56 : 526,557.08 = 318,765.02 : x - Step 2: Convert to fraction form
352,815.56/526,557.08 = 318,765.02/x - Step 3: Cross multiply
352,815.56x = 526,557.08 × 318,765.02 - Step 4: Simplify right side
352,815.56x = 167,847,975,106.10 - Step 5: Solve for x
x = 167,847,975,106.10/352,815.56 - Step 6: Final answer
x = 475,738.59
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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.