Finding the Fourth Proportional to 418,374.24, 627,208.74 and 181,538.88
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Solution
The fourth proportional to 418,374.24, 627,208.74 and 181,538.88 is: 272,155.31
Step by Step Solution
- Step 1: Write the proportion equation
418,374.24 : 627,208.74 = 181,538.88 : x - Step 2: Convert to fraction form
418,374.24/627,208.74 = 181,538.88/x - Step 3: Cross multiply
418,374.24x = 627,208.74 × 181,538.88 - Step 4: Simplify right side
418,374.24x = 113,862,772,185.81 - Step 5: Solve for x
x = 113,862,772,185.81/418,374.24 - Step 6: Final answer
x = 272,155.31
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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.