Finding the Fourth Proportional to 299,752.08, 413,645.40 and 163,782.96
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Solution
The fourth proportional to 299,752.08, 413,645.40 and 163,782.96 is: 226,013.67
Step by Step Solution
- Step 1: Write the proportion equation
299,752.08 : 413,645.40 = 163,782.96 : x - Step 2: Convert to fraction form
299,752.08/413,645.40 = 163,782.96/x - Step 3: Cross multiply
299,752.08x = 413,645.40 × 163,782.96 - Step 4: Simplify right side
299,752.08x = 67,748,068,002.38 - Step 5: Solve for x
x = 67,748,068,002.38/299,752.08 - Step 6: Final answer
x = 226,013.67
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1.5x scale
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.