Finding the Fourth Proportional to 225,862.32, 312,056.10 and 192,226.26
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Solution
The fourth proportional to 225,862.32, 312,056.10 and 192,226.26 is: 265,583.82
Step by Step Solution
- Step 1: Write the proportion equation
225,862.32 : 312,056.10 = 192,226.26 : x - Step 2: Convert to fraction form
225,862.32/312,056.10 = 192,226.26/x - Step 3: Cross multiply
225,862.32x = 312,056.10 × 192,226.26 - Step 4: Simplify right side
225,862.32x = 59,985,377,013.19 - Step 5: Solve for x
x = 59,985,377,013.19/225,862.32 - Step 6: Final answer
x = 265,583.82
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1.5x scale
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.