Finding the Fourth Proportional to 476,155.56, 657,104.58 and 261,283.08
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Solution
The fourth proportional to 476,155.56, 657,104.58 and 261,283.08 is: 360,576.09
Step by Step Solution
- Step 1: Write the proportion equation
476,155.56 : 657,104.58 = 261,283.08 : x - Step 2: Convert to fraction form
476,155.56/657,104.58 = 261,283.08/x - Step 3: Cross multiply
476,155.56x = 657,104.58 × 261,283.08 - Step 4: Simplify right side
476,155.56x = 171,690,308,544.51 - Step 5: Solve for x
x = 171,690,308,544.51/476,155.56 - Step 6: Final answer
x = 360,576.09
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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.