Finding the Fourth Proportional to 874,516.24, 1,206,699.24 and 492,518.80
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Solution
The fourth proportional to 874,516.24, 1,206,699.24 and 492,518.80 is: 679,600.94
Step by Step Solution
- Step 1: Write the proportion equation
874,516.24 : 1,206,699.24 = 492,518.80 : x - Step 2: Convert to fraction form
874,516.24/1,206,699.24 = 492,518.80/x - Step 3: Cross multiply
874,516.24x = 1,206,699.24 × 492,518.80 - Step 4: Simplify right side
874,516.24x = 594,322,061,645.71 - Step 5: Solve for x
x = 594,322,061,645.71/874,516.24 - Step 6: Final answer
x = 679,600.94
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.