Finding the Fourth Proportional to 892,712.24, 1,232,319.88 and 602,716.65
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Solution
The fourth proportional to 892,712.24, 1,232,319.88 and 602,716.65 is: 832,003.49
Step by Step Solution
- Step 1: Write the proportion equation
892,712.24 : 1,232,319.88 = 602,716.65 : x - Step 2: Convert to fraction form
892,712.24/1,232,319.88 = 602,716.65/x - Step 3: Cross multiply
892,712.24x = 1,232,319.88 × 602,716.65 - Step 4: Simplify right side
892,712.24x = 742,739,702,543.92 - Step 5: Solve for x
x = 742,739,702,543.92/892,712.24 - Step 6: Final answer
x = 832,003.49
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.