Finding the Fourth Proportional to 702,646.47, 1,053,966.18 and 170,167.49
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Solution
The fourth proportional to 702,646.47, 1,053,966.18 and 170,167.49 is: 255,250.37
Step by Step Solution
- Step 1: Write the proportion equation
702,646.47 : 1,053,966.18 = 170,167.49 : x - Step 2: Convert to fraction form
702,646.47/1,053,966.18 = 170,167.49/x - Step 3: Cross multiply
702,646.47x = 1,053,966.18 × 170,167.49 - Step 4: Simplify right side
702,646.47x = 179,350,774,125.66 - Step 5: Solve for x
x = 179,350,774,125.66/702,646.47 - Step 6: Final answer
x = 255,250.37
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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.