Finding the Fourth Proportional to 297,844.09, 446,798.81 and 129,248.53
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Solution
The fourth proportional to 297,844.09, 446,798.81 and 129,248.53 is: 193,886.97
Step by Step Solution
- Step 1: Write the proportion equation
297,844.09 : 446,798.81 = 129,248.53 : x - Step 2: Convert to fraction form
297,844.09/446,798.81 = 129,248.53/x - Step 3: Cross multiply
297,844.09x = 446,798.81 × 129,248.53 - Step 4: Simplify right side
297,844.09x = 57,748,089,398.25 - Step 5: Solve for x
x = 57,748,089,398.25/297,844.09 - Step 6: Final answer
x = 193,886.97
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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.