Finding the Fourth Proportional to 958,177.80, 1,437,266.70 and 786,935.70
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Solution
The fourth proportional to 958,177.80, 1,437,266.70 and 786,935.70 is: 1,180,403.55
Step by Step Solution
- Step 1: Write the proportion equation
958,177.80 : 1,437,266.70 = 786,935.70 : x - Step 2: Convert to fraction form
958,177.80/1,437,266.70 = 786,935.70/x - Step 3: Cross multiply
958,177.80x = 1,437,266.70 × 786,935.70 - Step 4: Simplify right side
958,177.80x = 1,131,036,476,651.19 - Step 5: Solve for x
x = 1,131,036,476,651.19/958,177.80 - Step 6: Final answer
x = 1,180,403.55
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.