Finding the Fourth Proportional to 331,030.08, 495,918.63 and 195,688.95
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Solution
The fourth proportional to 331,030.08, 495,918.63 and 195,688.95 is: 293,163.07
Step by Step Solution
- Step 1: Write the proportion equation
331,030.08 : 495,918.63 = 195,688.95 : x - Step 2: Convert to fraction form
331,030.08/495,918.63 = 195,688.95/x - Step 3: Cross multiply
331,030.08x = 495,918.63 × 195,688.95 - Step 4: Simplify right side
331,030.08x = 97,045,795,990.14 - Step 5: Solve for x
x = 97,045,795,990.14/331,030.08 - Step 6: Final answer
x = 293,163.07
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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.