Finding the Fourth Proportional to 539,101.80, 808,652.70 and 183,997.80
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Solution
The fourth proportional to 539,101.80, 808,652.70 and 183,997.80 is: 275,996.70
Step by Step Solution
- Step 1: Write the proportion equation
539,101.80 : 808,652.70 = 183,997.80 : x - Step 2: Convert to fraction form
539,101.80/808,652.70 = 183,997.80/x - Step 3: Cross multiply
539,101.80x = 808,652.70 × 183,997.80 - Step 4: Simplify right side
539,101.80x = 148,790,317,764.06 - Step 5: Solve for x
x = 148,790,317,764.06/539,101.80 - Step 6: Final answer
x = 275,996.70
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Similar ratio
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.