Finding the Fourth Proportional to 463,574.63, 639,659.91 and 270,014.19
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Solution
The fourth proportional to 463,574.63, 639,659.91 and 270,014.19 is: 372,577.02
Step by Step Solution
- Step 1: Write the proportion equation
463,574.63 : 639,659.91 = 270,014.19 : x - Step 2: Convert to fraction form
463,574.63/639,659.91 = 270,014.19/x - Step 3: Cross multiply
463,574.63x = 639,659.91 × 270,014.19 - Step 4: Simplify right side
463,574.63x = 172,717,254,748.31 - Step 5: Solve for x
x = 172,717,254,748.31/463,574.63 - Step 6: Final answer
x = 372,577.02
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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.