Finding the Fourth Proportional to 782,370.72, 1,173,497.76 and 249,948
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Solution
The fourth proportional to 782,370.72, 1,173,497.76 and 249,948 is: 374,903.37
Step by Step Solution
- Step 1: Write the proportion equation
782,370.72 : 1,173,497.76 = 249,948 : x - Step 2: Convert to fraction form
782,370.72/1,173,497.76 = 249,948/x - Step 3: Cross multiply
782,370.72x = 1,173,497.76 × 249,948 - Step 4: Simplify right side
782,370.72x = 293,313,418,116.48 - Step 5: Solve for x
x = 293,313,418,116.48/782,370.72 - Step 6: Final answer
x = 374,903.37
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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.