Finding the Fourth Proportional to 649,310.36, 896,031.10 and 362,832.80
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Solution
The fourth proportional to 649,310.36, 896,031.10 and 362,832.80 is: 500,699.65
Step by Step Solution
- Step 1: Write the proportion equation
649,310.36 : 896,031.10 = 362,832.80 : x - Step 2: Convert to fraction form
649,310.36/896,031.10 = 362,832.80/x - Step 3: Cross multiply
649,310.36x = 896,031.10 × 362,832.80 - Step 4: Simplify right side
649,310.36x = 325,109,472,900.08 - Step 5: Solve for x
x = 325,109,472,900.08/649,310.36 - Step 6: Final answer
x = 500,699.65
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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.