Finding the Fourth Proportional to 821,710.93, 1,232,628.36 and 245,288.68
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Solution
The fourth proportional to 821,710.93, 1,232,628.36 and 245,288.68 is: 367,951.52
Step by Step Solution
- Step 1: Write the proportion equation
821,710.93 : 1,232,628.36 = 245,288.68 : x - Step 2: Convert to fraction form
821,710.93/1,232,628.36 = 245,288.68/x - Step 3: Cross multiply
821,710.93x = 1,232,628.36 × 245,288.68 - Step 4: Simplify right side
821,710.93x = 302,349,783,354.97 - Step 5: Solve for x
x = 302,349,783,354.97/821,710.93 - Step 6: Final answer
x = 367,951.52
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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.