Finding the Fourth Proportional to 458,331.16, 632,503.74 and 254,395.18
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Solution
The fourth proportional to 458,331.16, 632,503.74 and 254,395.18 is: 351,069.09
Step by Step Solution
- Step 1: Write the proportion equation
458,331.16 : 632,503.74 = 254,395.18 : x - Step 2: Convert to fraction form
458,331.16/632,503.74 = 254,395.18/x - Step 3: Cross multiply
458,331.16x = 632,503.74 × 254,395.18 - Step 4: Simplify right side
458,331.16x = 160,905,902,787.97 - Step 5: Solve for x
x = 160,905,902,787.97/458,331.16 - Step 6: Final answer
x = 351,069.09
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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.