Finding the Fourth Proportional to 698,245.65, 1,047,368.48 and 343,951.65
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Solution
The fourth proportional to 698,245.65, 1,047,368.48 and 343,951.65 is: 515,927.48
Step by Step Solution
- Step 1: Write the proportion equation
698,245.65 : 1,047,368.48 = 343,951.65 : x - Step 2: Convert to fraction form
698,245.65/1,047,368.48 = 343,951.65/x - Step 3: Cross multiply
698,245.65x = 1,047,368.48 × 343,951.65 - Step 4: Simplify right side
698,245.65x = 360,244,115,134.23 - Step 5: Solve for x
x = 360,244,115,134.23/698,245.65 - Step 6: Final answer
x = 515,927.48
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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.