Finding the Fourth Proportional to 865,090.28, 1,297,759.52 and 266,101.97
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Solution
The fourth proportional to 865,090.28, 1,297,759.52 and 266,101.97 is: 399,191.12
Step by Step Solution
- Step 1: Write the proportion equation
865,090.28 : 1,297,759.52 = 266,101.97 : x - Step 2: Convert to fraction form
865,090.28/1,297,759.52 = 266,101.97/x - Step 3: Cross multiply
865,090.28x = 1,297,759.52 × 266,101.97 - Step 4: Simplify right side
865,090.28x = 345,336,357,038.95 - Step 5: Solve for x
x = 345,336,357,038.95/865,090.28 - Step 6: Final answer
x = 399,191.12
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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.