Finding the Fourth Proportional to 301,630.55, 416,058.86 and 185,293.08
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Solution
The fourth proportional to 301,630.55, 416,058.86 and 185,293.08 is: 255,586.94
Step by Step Solution
- Step 1: Write the proportion equation
301,630.55 : 416,058.86 = 185,293.08 : x - Step 2: Convert to fraction form
301,630.55/416,058.86 = 185,293.08/x - Step 3: Cross multiply
301,630.55x = 416,058.86 × 185,293.08 - Step 4: Simplify right side
301,630.55x = 77,092,828,093.92 - Step 5: Solve for x
x = 77,092,828,093.92/301,630.55 - Step 6: Final answer
x = 255,586.94
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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.