Finding the Fourth Proportional to 438,269.20, 604,812.44 and 247,282.75
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Solution
The fourth proportional to 438,269.20, 604,812.44 and 247,282.75 is: 341,250.73
Step by Step Solution
- Step 1: Write the proportion equation
438,269.20 : 604,812.44 = 247,282.75 : x - Step 2: Convert to fraction form
438,269.20/604,812.44 = 247,282.75/x - Step 3: Cross multiply
438,269.20x = 604,812.44 × 247,282.75 - Step 4: Simplify right side
438,269.20x = 149,559,683,397.41 - Step 5: Solve for x
x = 149,559,683,397.41/438,269.20 - Step 6: Final answer
x = 341,250.73
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.