Finding the Fourth Proportional to 715,055.58, 1,070,950.41 and 341,341.02
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Solution
The fourth proportional to 715,055.58, 1,070,950.41 and 341,341.02 is: 511,232.02
Step by Step Solution
- Step 1: Write the proportion equation
715,055.58 : 1,070,950.41 = 341,341.02 : x - Step 2: Convert to fraction form
715,055.58/1,070,950.41 = 341,341.02/x - Step 3: Cross multiply
715,055.58x = 1,070,950.41 × 341,341.02 - Step 4: Simplify right side
715,055.58x = 365,559,305,318.82 - Step 5: Solve for x
x = 365,559,305,318.82/715,055.58 - Step 6: Final answer
x = 511,232.02
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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.