Finding the Fourth Proportional to 750,174.88, 1,125,455.64 and 270,383.52
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Solution
The fourth proportional to 750,174.88, 1,125,455.64 and 270,383.52 is: 405,644.96
Step by Step Solution
- Step 1: Write the proportion equation
750,174.88 : 1,125,455.64 = 270,383.52 : x - Step 2: Convert to fraction form
750,174.88/1,125,455.64 = 270,383.52/x - Step 3: Cross multiply
750,174.88x = 1,125,455.64 × 270,383.52 - Step 4: Simplify right side
750,174.88x = 304,304,657,547.05 - Step 5: Solve for x
x = 304,304,657,547.05/750,174.88 - Step 6: Final answer
x = 405,644.96
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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.