Finding the Fourth Proportional to 692,657.80, 1,036,623.52 and 580,464.70
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Solution
The fourth proportional to 692,657.80, 1,036,623.52 and 580,464.70 is: 868,716.65
Step by Step Solution
- Step 1: Write the proportion equation
692,657.80 : 1,036,623.52 = 580,464.70 : x - Step 2: Convert to fraction form
692,657.80/1,036,623.52 = 580,464.70/x - Step 3: Cross multiply
692,657.80x = 1,036,623.52 × 580,464.70 - Step 4: Simplify right side
692,657.80x = 601,723,360,549.74 - Step 5: Solve for x
x = 601,723,360,549.74/692,657.80 - Step 6: Final answer
x = 868,716.65
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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.