Finding the Fourth Proportional to 508,241.56, 762,368.30 and 153,258.68
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Solution
The fourth proportional to 508,241.56, 762,368.30 and 153,258.68 is: 229,889.82
Step by Step Solution
- Step 1: Write the proportion equation
508,241.56 : 762,368.30 = 153,258.68 : x - Step 2: Convert to fraction form
508,241.56/762,368.30 = 153,258.68/x - Step 3: Cross multiply
508,241.56x = 762,368.30 × 153,258.68 - Step 4: Simplify right side
508,241.56x = 116,839,559,331.84 - Step 5: Solve for x
x = 116,839,559,331.84/508,241.56 - Step 6: Final answer
x = 229,889.82
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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.