Finding the Fourth Proportional to 740,632.68, 1,110,949.02 and 208,207.53
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Solution
The fourth proportional to 740,632.68, 1,110,949.02 and 208,207.53 is: 312,311.30
Step by Step Solution
- Step 1: Write the proportion equation
740,632.68 : 1,110,949.02 = 208,207.53 : x - Step 2: Convert to fraction form
740,632.68/1,110,949.02 = 208,207.53/x - Step 3: Cross multiply
740,632.68x = 1,110,949.02 × 208,207.53 - Step 4: Simplify right side
740,632.68x = 231,307,951,410.12 - Step 5: Solve for x
x = 231,307,951,410.12/740,632.68 - Step 6: Final answer
x = 312,311.30
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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.