Finding the Fourth Proportional to 950,281.68, 1,311,409.92 and 542,375.52
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Solution
The fourth proportional to 950,281.68, 1,311,409.92 and 542,375.52 is: 748,490.32
Step by Step Solution
- Step 1: Write the proportion equation
950,281.68 : 1,311,409.92 = 542,375.52 : x - Step 2: Convert to fraction form
950,281.68/1,311,409.92 = 542,375.52/x - Step 3: Cross multiply
950,281.68x = 1,311,409.92 × 542,375.52 - Step 4: Simplify right side
950,281.68x = 711,276,637,293.16 - Step 5: Solve for x
x = 711,276,637,293.16/950,281.68 - Step 6: Final answer
x = 748,490.32
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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.