Finding the Fourth Proportional to 299,382.08, 413,145.28 and 165,246.08
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Solution
The fourth proportional to 299,382.08, 413,145.28 and 165,246.08 is: 228,038.49
Step by Step Solution
- Step 1: Write the proportion equation
299,382.08 : 413,145.28 = 165,246.08 : x - Step 2: Convert to fraction form
299,382.08/413,145.28 = 165,246.08/x - Step 3: Cross multiply
299,382.08x = 413,145.28 × 165,246.08 - Step 4: Simplify right side
299,382.08x = 68,270,637,990.50 - Step 5: Solve for x
x = 68,270,637,990.50/299,382.08 - Step 6: Final answer
x = 228,038.49
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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.