Finding the Fourth Proportional to 832,466.28, 1,148,806.36 and 450,492.96
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Solution
The fourth proportional to 832,466.28, 1,148,806.36 and 450,492.96 is: 621,681.85
Step by Step Solution
- Step 1: Write the proportion equation
832,466.28 : 1,148,806.36 = 450,492.96 : x - Step 2: Convert to fraction form
832,466.28/1,148,806.36 = 450,492.96/x - Step 3: Cross multiply
832,466.28x = 1,148,806.36 × 450,492.96 - Step 4: Simplify right side
832,466.28x = 517,529,177,583.23 - Step 5: Solve for x
x = 517,529,177,583.23/832,466.28 - Step 6: Final answer
x = 621,681.85
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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.