Finding the Fourth Proportional to 609,239.72, 913,317.08 and 289,194.14
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Solution
The fourth proportional to 609,239.72, 913,317.08 and 289,194.14 is: 433,533.69
Step by Step Solution
- Step 1: Write the proportion equation
609,239.72 : 913,317.08 = 289,194.14 : x - Step 2: Convert to fraction form
609,239.72/913,317.08 = 289,194.14/x - Step 3: Cross multiply
609,239.72x = 913,317.08 × 289,194.14 - Step 4: Simplify right side
609,239.72x = 264,125,941,485.36 - Step 5: Solve for x
x = 264,125,941,485.36/609,239.72 - Step 6: Final answer
x = 433,533.69
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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.