Finding the Fourth Proportional to 453,147.36, 679,677.08 and 137,606.96
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Solution
The fourth proportional to 453,147.36, 679,677.08 and 137,606.96 is: 206,397.09
Step by Step Solution
- Step 1: Write the proportion equation
453,147.36 : 679,677.08 = 137,606.96 : x - Step 2: Convert to fraction form
453,147.36/679,677.08 = 137,606.96/x - Step 3: Cross multiply
453,147.36x = 679,677.08 × 137,606.96 - Step 4: Simplify right side
453,147.36x = 93,528,296,760.48 - Step 5: Solve for x
x = 93,528,296,760.48/453,147.36 - Step 6: Final answer
x = 206,397.09
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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.