Finding the Fourth Proportional to 445,641.09, 614,987.82 and 241,693.08
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Solution
The fourth proportional to 445,641.09, 614,987.82 and 241,693.08 is: 333,538.14
Step by Step Solution
- Step 1: Write the proportion equation
445,641.09 : 614,987.82 = 241,693.08 : x - Step 2: Convert to fraction form
445,641.09/614,987.82 = 241,693.08/x - Step 3: Cross multiply
445,641.09x = 614,987.82 × 241,693.08 - Step 4: Simplify right side
445,641.09x = 148,638,300,378.29 - Step 5: Solve for x
x = 148,638,300,378.29/445,641.09 - Step 6: Final answer
x = 333,538.14
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.