Finding the Fourth Proportional to 454,590.70, 627,409.08 and 273,485.68
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Solution
The fourth proportional to 454,590.70, 627,409.08 and 273,485.68 is: 377,454.71
Step by Step Solution
- Step 1: Write the proportion equation
454,590.70 : 627,409.08 = 273,485.68 : x - Step 2: Convert to fraction form
454,590.70/627,409.08 = 273,485.68/x - Step 3: Cross multiply
454,590.70x = 627,409.08 × 273,485.68 - Step 4: Simplify right side
454,590.70x = 171,587,398,881.97 - Step 5: Solve for x
x = 171,587,398,881.97/454,590.70 - Step 6: Final answer
x = 377,454.71
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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.