Finding the Fourth Proportional to 707,570.08, 976,316.97 and 417,272.71
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Solution
The fourth proportional to 707,570.08, 976,316.97 and 417,272.71 is: 575,759.83
Step by Step Solution
- Step 1: Write the proportion equation
707,570.08 : 976,316.97 = 417,272.71 : x - Step 2: Convert to fraction form
707,570.08/976,316.97 = 417,272.71/x - Step 3: Cross multiply
707,570.08x = 976,316.97 × 417,272.71 - Step 4: Simplify right side
707,570.08x = 407,390,425,450.10 - Step 5: Solve for x
x = 407,390,425,450.10/707,570.08 - Step 6: Final answer
x = 575,759.83
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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.