Finding the Fourth Proportional to 1,105,328.36, 1,658,028.06 and 306,617.96
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Solution
The fourth proportional to 1,105,328.36, 1,658,028.06 and 306,617.96 is: 459,936.79
Step by Step Solution
- Step 1: Write the proportion equation
1,105,328.36 : 1,658,028.06 = 306,617.96 : x - Step 2: Convert to fraction form
1,105,328.36/1,658,028.06 = 306,617.96/x - Step 3: Cross multiply
1,105,328.36x = 1,658,028.06 × 306,617.96 - Step 4: Simplify right side
1,105,328.36x = 508,381,181,379.96 - Step 5: Solve for x
x = 508,381,181,379.96/1,105,328.36 - Step 6: Final answer
x = 459,936.79
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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.