Finding the Fourth Proportional to 917,392.33, 1,375,981.53 and 243,525.99
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Solution
The fourth proportional to 917,392.33, 1,375,981.53 and 243,525.99 is: 365,260.59
Step by Step Solution
- Step 1: Write the proportion equation
917,392.33 : 1,375,981.53 = 243,525.99 : x - Step 2: Convert to fraction form
917,392.33/1,375,981.53 = 243,525.99/x - Step 3: Cross multiply
917,392.33x = 1,375,981.53 × 243,525.99 - Step 4: Simplify right side
917,392.33x = 335,087,268,561.67 - Step 5: Solve for x
x = 335,087,268,561.67/917,392.33 - Step 6: Final answer
x = 365,260.59
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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.