Finding the Fourth Proportional to 782,052.67, 1,173,132.26 and 249,613.79
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Solution
The fourth proportional to 782,052.67, 1,173,132.26 and 249,613.79 is: 374,437.68
Step by Step Solution
- Step 1: Write the proportion equation
782,052.67 : 1,173,132.26 = 249,613.79 : x - Step 2: Convert to fraction form
782,052.67/1,173,132.26 = 249,613.79/x - Step 3: Cross multiply
782,052.67x = 1,173,132.26 × 249,613.79 - Step 4: Simplify right side
782,052.67x = 292,829,988,341.80 - Step 5: Solve for x
x = 292,829,988,341.80/782,052.67 - Step 6: Final answer
x = 374,437.68
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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.