Finding the Fourth Proportional to 885,770.26, 1,222,430.62 and 503,774.26
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Solution
The fourth proportional to 885,770.26, 1,222,430.62 and 503,774.26 is: 695,246.96
Step by Step Solution
- Step 1: Write the proportion equation
885,770.26 : 1,222,430.62 = 503,774.26 : x - Step 2: Convert to fraction form
885,770.26/1,222,430.62 = 503,774.26/x - Step 3: Cross multiply
885,770.26x = 1,222,430.62 × 503,774.26 - Step 4: Simplify right side
885,770.26x = 615,829,080,991.84 - Step 5: Solve for x
x = 615,829,080,991.84/885,770.26 - Step 6: Final answer
x = 695,246.96
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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.