Finding the Fourth Proportional to 418,575.18, 627,848.73 and 181,917.84
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Solution
The fourth proportional to 418,575.18, 627,848.73 and 181,917.84 is: 272,870.66
Step by Step Solution
- Step 1: Write the proportion equation
418,575.18 : 627,848.73 = 181,917.84 : x - Step 2: Convert to fraction form
418,575.18/627,848.73 = 181,917.84/x - Step 3: Cross multiply
418,575.18x = 627,848.73 × 181,917.84 - Step 4: Simplify right side
418,575.18x = 114,216,884,808.34 - Step 5: Solve for x
x = 114,216,884,808.34/418,575.18 - Step 6: Final answer
x = 272,870.66
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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.