Finding the Fourth Proportional to 310,848.11, 465,654.84 and 239,523.29
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Solution
The fourth proportional to 310,848.11, 465,654.84 and 239,523.29 is: 358,809.26
Step by Step Solution
- Step 1: Write the proportion equation
310,848.11 : 465,654.84 = 239,523.29 : x - Step 2: Convert to fraction form
310,848.11/465,654.84 = 239,523.29/x - Step 3: Cross multiply
310,848.11x = 465,654.84 × 239,523.29 - Step 4: Simplify right side
310,848.11x = 111,535,179,281.22 - Step 5: Solve for x
x = 111,535,179,281.22/310,848.11 - Step 6: Final answer
x = 358,809.26
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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.