Finding the Fourth Proportional to 1,077,496.09, 1,616,252.21 and 478,296.16
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Solution
The fourth proportional to 1,077,496.09, 1,616,252.21 and 478,296.16 is: 717,447.82
Step by Step Solution
- Step 1: Write the proportion equation
1,077,496.09 : 1,616,252.21 = 478,296.16 : x - Step 2: Convert to fraction form
1,077,496.09/1,616,252.21 = 478,296.16/x - Step 3: Cross multiply
1,077,496.09x = 1,616,252.21 × 478,296.16 - Step 4: Simplify right side
1,077,496.09x = 773,047,225,634.51 - Step 5: Solve for x
x = 773,047,225,634.51/1,077,496.09 - Step 6: Final answer
x = 717,447.82
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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.