Finding the Fourth Proportional to 972,455.96, 1,458,631.19 and 298,537.38
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Solution
The fourth proportional to 972,455.96, 1,458,631.19 and 298,537.38 is: 447,789.88
Step by Step Solution
- Step 1: Write the proportion equation
972,455.96 : 1,458,631.19 = 298,537.38 : x - Step 2: Convert to fraction form
972,455.96/1,458,631.19 = 298,537.38/x - Step 3: Cross multiply
972,455.96x = 1,458,631.19 × 298,537.38 - Step 4: Simplify right side
972,455.96x = 435,455,934,595.23 - Step 5: Solve for x
x = 435,455,934,595.23/972,455.96 - Step 6: Final answer
x = 447,789.88
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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.