Finding the Fourth Proportional to 454,733.02, 681,983.14 and 134,810.08
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Solution
The fourth proportional to 454,733.02, 681,983.14 and 134,810.08 is: 202,180.62
Step by Step Solution
- Step 1: Write the proportion equation
454,733.02 : 681,983.14 = 134,810.08 : x - Step 2: Convert to fraction form
454,733.02/681,983.14 = 134,810.08/x - Step 3: Cross multiply
454,733.02x = 681,983.14 × 134,810.08 - Step 4: Simplify right side
454,733.02x = 91,938,201,662.05 - Step 5: Solve for x
x = 91,938,201,662.05/454,733.02 - Step 6: Final answer
x = 202,180.62
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1.5x scale
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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.