Finding the Fourth Proportional to 493,712.46, 740,710.53 and 205,467.99
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Solution
The fourth proportional to 493,712.46, 740,710.53 and 205,467.99 is: 308,261.01
Step by Step Solution
- Step 1: Write the proportion equation
493,712.46 : 740,710.53 = 205,467.99 : x - Step 2: Convert to fraction form
493,712.46/740,710.53 = 205,467.99/x - Step 3: Cross multiply
493,712.46x = 740,710.53 × 205,467.99 - Step 4: Simplify right side
493,712.46x = 152,192,303,770.94 - Step 5: Solve for x
x = 152,192,303,770.94/493,712.46 - Step 6: Final answer
x = 308,261.01
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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.