Finding the Fourth Proportional to 489,277.23, 734,102.66 and 189,967.96
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Solution
The fourth proportional to 489,277.23, 734,102.66 and 189,967.96 is: 285,024.47
Step by Step Solution
- Step 1: Write the proportion equation
489,277.23 : 734,102.66 = 189,967.96 : x - Step 2: Convert to fraction form
489,277.23/734,102.66 = 189,967.96/x - Step 3: Cross multiply
489,277.23x = 734,102.66 × 189,967.96 - Step 4: Simplify right side
489,277.23x = 139,455,984,750.77 - Step 5: Solve for x
x = 139,455,984,750.77/489,277.23 - Step 6: Final answer
x = 285,024.47
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.