Finding the Fourth Proportional to 712,847.17, 1,069,272.95 and 180,368.09
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Solution
The fourth proportional to 712,847.17, 1,069,272.95 and 180,368.09 is: 270,552.69
Step by Step Solution
- Step 1: Write the proportion equation
712,847.17 : 1,069,272.95 = 180,368.09 : x - Step 2: Convert to fraction form
712,847.17/1,069,272.95 = 180,368.09/x - Step 3: Cross multiply
712,847.17x = 1,069,272.95 × 180,368.09 - Step 4: Simplify right side
712,847.17x = 192,862,719,680.17 - Step 5: Solve for x
x = 192,862,719,680.17/712,847.17 - Step 6: Final answer
x = 270,552.69
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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.