Finding the Fourth Proportional to 682,973.98, 1,024,373.49 and 209,619.70
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Solution
The fourth proportional to 682,973.98, 1,024,373.49 and 209,619.70 is: 314,402.70
Step by Step Solution
- Step 1: Write the proportion equation
682,973.98 : 1,024,373.49 = 209,619.70 : x - Step 2: Convert to fraction form
682,973.98/1,024,373.49 = 209,619.70/x - Step 3: Cross multiply
682,973.98x = 1,024,373.49 × 209,619.70 - Step 4: Simplify right side
682,973.98x = 214,728,860,314.75 - Step 5: Solve for x
x = 214,728,860,314.75/682,973.98 - Step 6: Final answer
x = 314,402.70
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.