Finding the Fourth Proportional to 322,619.68, 483,930.28 and 97,981.84
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Solution
The fourth proportional to 322,619.68, 483,930.28 and 97,981.84 is: 146,972.99
Step by Step Solution
- Step 1: Write the proportion equation
322,619.68 : 483,930.28 = 97,981.84 : x - Step 2: Convert to fraction form
322,619.68/483,930.28 = 97,981.84/x - Step 3: Cross multiply
322,619.68x = 483,930.28 × 97,981.84 - Step 4: Simplify right side
322,619.68x = 47,416,379,266.12 - Step 5: Solve for x
x = 47,416,379,266.12/322,619.68 - Step 6: Final answer
x = 146,972.99
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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.