Finding the Fourth Proportional to 805,457.16, 1,208,185.31 and 236,842.99
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Solution
The fourth proportional to 805,457.16, 1,208,185.31 and 236,842.99 is: 355,264.36
Step by Step Solution
- Step 1: Write the proportion equation
805,457.16 : 1,208,185.31 = 236,842.99 : x - Step 2: Convert to fraction form
805,457.16/1,208,185.31 = 236,842.99/x - Step 3: Cross multiply
805,457.16x = 1,208,185.31 × 236,842.99 - Step 4: Simplify right side
805,457.16x = 286,150,218,866.12 - Step 5: Solve for x
x = 286,150,218,866.12/805,457.16 - Step 6: Final answer
x = 355,264.36
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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.