Finding the Fourth Proportional to 788,817.08, 1,183,758.00 and 308,985.36
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Solution
The fourth proportional to 788,817.08, 1,183,758.00 and 308,985.36 is: 463,686.57
Step by Step Solution
- Step 1: Write the proportion equation
788,817.08 : 1,183,758.00 = 308,985.36 : x - Step 2: Convert to fraction form
788,817.08/1,183,758.00 = 308,985.36/x - Step 3: Cross multiply
788,817.08x = 1,183,758.00 × 308,985.36 - Step 4: Simplify right side
788,817.08x = 365,763,889,514.41 - Step 5: Solve for x
x = 365,763,889,514.41/788,817.08 - Step 6: Final answer
x = 463,686.57
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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.