Finding the Fourth Proportional to 474,745.36, 711,888.36 and 175,366.90
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Solution
The fourth proportional to 474,745.36, 711,888.36 and 175,366.90 is: 262,965.51
Step by Step Solution
- Step 1: Write the proportion equation
474,745.36 : 711,888.36 = 175,366.90 : x - Step 2: Convert to fraction form
474,745.36/711,888.36 = 175,366.90/x - Step 3: Cross multiply
474,745.36x = 711,888.36 × 175,366.90 - Step 4: Simplify right side
474,745.36x = 124,841,654,839.28 - Step 5: Solve for x
x = 124,841,654,839.28/474,745.36 - Step 6: Final answer
x = 262,965.51
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.