Finding the Fourth Proportional to 671,865.21, 927,173.97 and 370,059.21
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Solution
The fourth proportional to 671,865.21, 927,173.97 and 370,059.21 is: 510,681.70
Step by Step Solution
- Step 1: Write the proportion equation
671,865.21 : 927,173.97 = 370,059.21 : x - Step 2: Convert to fraction form
671,865.21/927,173.97 = 370,059.21/x - Step 3: Cross multiply
671,865.21x = 927,173.97 × 370,059.21 - Step 4: Simplify right side
671,865.21x = 343,109,266,870.76 - Step 5: Solve for x
x = 343,109,266,870.76/671,865.21 - Step 6: Final answer
x = 510,681.70
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.