Finding the Fourth Proportional to 752,339.68, 1,038,250.56 and 412,829.44
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Solution
The fourth proportional to 752,339.68, 1,038,250.56 and 412,829.44 is: 569,716.59
Step by Step Solution
- Step 1: Write the proportion equation
752,339.68 : 1,038,250.56 = 412,829.44 : x - Step 2: Convert to fraction form
752,339.68/1,038,250.56 = 412,829.44/x - Step 3: Cross multiply
752,339.68x = 1,038,250.56 × 412,829.44 - Step 4: Simplify right side
752,339.68x = 428,620,397,264.49 - Step 5: Solve for x
x = 428,620,397,264.49/752,339.68 - Step 6: Final answer
x = 569,716.59
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.