Finding the Fourth Proportional to 816,773.10, 1,225,199.75 and 217,739.63
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Solution
The fourth proportional to 816,773.10, 1,225,199.75 and 217,739.63 is: 326,620.13
Step by Step Solution
- Step 1: Write the proportion equation
816,773.10 : 1,225,199.75 = 217,739.63 : x - Step 2: Convert to fraction form
816,773.10/1,225,199.75 = 217,739.63/x - Step 3: Cross multiply
816,773.10x = 1,225,199.75 × 217,739.63 - Step 4: Simplify right side
816,773.10x = 266,774,533,026.40 - Step 5: Solve for x
x = 266,774,533,026.40/816,773.10 - Step 6: Final answer
x = 326,620.13
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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.