Finding the Fourth Proportional to 468,305.08, 646,261.80 and 253,445.36
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Solution
The fourth proportional to 468,305.08, 646,261.80 and 253,445.36 is: 349,755.02
Step by Step Solution
- Step 1: Write the proportion equation
468,305.08 : 646,261.80 = 253,445.36 : x - Step 2: Convert to fraction form
468,305.08/646,261.80 = 253,445.36/x - Step 3: Cross multiply
468,305.08x = 646,261.80 × 253,445.36 - Step 4: Simplify right side
468,305.08x = 163,792,054,555.25 - Step 5: Solve for x
x = 163,792,054,555.25/468,305.08 - Step 6: Final answer
x = 349,755.02
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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.