Finding the Fourth Proportional to 347,574.29, 521,370.55 and 110,916.74
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Solution
The fourth proportional to 347,574.29, 521,370.55 and 110,916.74 is: 166,378.02
Step by Step Solution
- Step 1: Write the proportion equation
347,574.29 : 521,370.55 = 110,916.74 : x - Step 2: Convert to fraction form
347,574.29/521,370.55 = 110,916.74/x - Step 3: Cross multiply
347,574.29x = 521,370.55 × 110,916.74 - Step 4: Simplify right side
347,574.29x = 57,828,721,738.01 - Step 5: Solve for x
x = 57,828,721,738.01/347,574.29 - Step 6: Final answer
x = 166,378.02
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.