Finding the Fourth Proportional to 707,119.92, 975,806.77 and 384,823.08
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Solution
The fourth proportional to 707,119.92, 975,806.77 and 384,823.08 is: 531,045.66
Step by Step Solution
- Step 1: Write the proportion equation
707,119.92 : 975,806.77 = 384,823.08 : x - Step 2: Convert to fraction form
707,119.92/975,806.77 = 384,823.08/x - Step 3: Cross multiply
707,119.92x = 975,806.77 × 384,823.08 - Step 4: Simplify right side
707,119.92x = 375,512,966,716.25 - Step 5: Solve for x
x = 375,512,966,716.25/707,119.92 - Step 6: Final answer
x = 531,045.66
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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.