Finding the Fourth Proportional to 483,126.98, 666,776.74 and 292,141.74
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Solution
The fourth proportional to 483,126.98, 666,776.74 and 292,141.74 is: 403,192.79
Step by Step Solution
- Step 1: Write the proportion equation
483,126.98 : 666,776.74 = 292,141.74 : x - Step 2: Convert to fraction form
483,126.98/666,776.74 = 292,141.74/x - Step 3: Cross multiply
483,126.98x = 666,776.74 × 292,141.74 - Step 4: Simplify right side
483,126.98x = 194,793,317,015.13 - Step 5: Solve for x
x = 194,793,317,015.13/483,126.98 - Step 6: Final answer
x = 403,192.79
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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.