Finding the Fourth Proportional to 841,276.17, 1,160,955.12 and 459,302.95
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Solution
The fourth proportional to 841,276.17, 1,160,955.12 and 459,302.95 is: 633,834.80
Step by Step Solution
- Step 1: Write the proportion equation
841,276.17 : 1,160,955.12 = 459,302.95 : x - Step 2: Convert to fraction form
841,276.17/1,160,955.12 = 459,302.95/x - Step 3: Cross multiply
841,276.17x = 1,160,955.12 × 459,302.95 - Step 4: Simplify right side
841,276.17x = 533,230,111,433.60 - Step 5: Solve for x
x = 533,230,111,433.60/841,276.17 - Step 6: Final answer
x = 633,834.80
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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.