Finding the Fourth Proportional to 439,536.98, 659,416.14 and 203,046.95
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Solution
The fourth proportional to 439,536.98, 659,416.14 and 203,046.95 is: 304,621.55
Step by Step Solution
- Step 1: Write the proportion equation
439,536.98 : 659,416.14 = 203,046.95 : x - Step 2: Convert to fraction form
439,536.98/659,416.14 = 203,046.95/x - Step 3: Cross multiply
439,536.98x = 659,416.14 × 203,046.95 - Step 4: Simplify right side
439,536.98x = 133,892,437,656.31 - Step 5: Solve for x
x = 133,892,437,656.31/439,536.98 - Step 6: Final answer
x = 304,621.55
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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.