Finding the Fourth Proportional to 395,495.24, 593,452.04 and 215,710.47
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Solution
The fourth proportional to 395,495.24, 593,452.04 and 215,710.47 is: 323,679.80
Step by Step Solution
- Step 1: Write the proportion equation
395,495.24 : 593,452.04 = 215,710.47 : x - Step 2: Convert to fraction form
395,495.24/593,452.04 = 215,710.47/x - Step 3: Cross multiply
395,495.24x = 593,452.04 × 215,710.47 - Step 4: Simplify right side
395,495.24x = 128,013,817,392.31 - Step 5: Solve for x
x = 128,013,817,392.31/395,495.24 - Step 6: Final answer
x = 323,679.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.