Finding the Fourth Proportional to 546,858.14, 754,822.60 and 317,466.95
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Solution
The fourth proportional to 546,858.14, 754,822.60 and 317,466.95 is: 438,196.32
Step by Step Solution
- Step 1: Write the proportion equation
546,858.14 : 754,822.60 = 317,466.95 : x - Step 2: Convert to fraction form
546,858.14/754,822.60 = 317,466.95/x - Step 3: Cross multiply
546,858.14x = 754,822.60 × 317,466.95 - Step 4: Simplify right side
546,858.14x = 239,631,224,045.29 - Step 5: Solve for x
x = 239,631,224,045.29/546,858.14 - Step 6: Final answer
x = 438,196.32
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.