Finding the Fourth Proportional to 841,181.63, 1,160,835.50 and 459,212.36
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Solution
The fourth proportional to 841,181.63, 1,160,835.50 and 459,212.36 is: 633,715.70
Step by Step Solution
- Step 1: Write the proportion equation
841,181.63 : 1,160,835.50 = 459,212.36 : x - Step 2: Convert to fraction form
841,181.63/1,160,835.50 = 459,212.36/x - Step 3: Cross multiply
841,181.63x = 1,160,835.50 × 459,212.36 - Step 4: Simplify right side
841,181.63x = 533,070,004,870.63 - Step 5: Solve for x
x = 533,070,004,870.63/841,181.63 - Step 6: Final answer
x = 633,715.70
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.