Finding the Fourth Proportional to 421,737.26, 581,982.95 and 240,507.53
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Solution
The fourth proportional to 421,737.26, 581,982.95 and 240,507.53 is: 331,892.14
Step by Step Solution
- Step 1: Write the proportion equation
421,737.26 : 581,982.95 = 240,507.53 : x - Step 2: Convert to fraction form
421,737.26/581,982.95 = 240,507.53/x - Step 3: Cross multiply
421,737.26x = 581,982.95 × 240,507.53 - Step 4: Simplify right side
421,737.26x = 139,971,281,003.98 - Step 5: Solve for x
x = 139,971,281,003.98/421,737.26 - Step 6: Final answer
x = 331,892.14
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.