Finding the Fourth Proportional to 310,689.98, 465,032.58 and 160,723.76
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Solution
The fourth proportional to 310,689.98, 465,032.58 and 160,723.76 is: 240,567.09
Step by Step Solution
- Step 1: Write the proportion equation
310,689.98 : 465,032.58 = 160,723.76 : x - Step 2: Convert to fraction form
310,689.98/465,032.58 = 160,723.76/x - Step 3: Cross multiply
310,689.98x = 465,032.58 × 160,723.76 - Step 4: Simplify right side
310,689.98x = 74,741,784,780.10 - Step 5: Solve for x
x = 74,741,784,780.10/310,689.98 - Step 6: Final answer
x = 240,567.09
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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.