Finding the Fourth Proportional to 800,977.28, 1,201,645.86 and 268,484.68
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Solution
The fourth proportional to 800,977.28, 1,201,645.86 and 268,484.68 is: 402,787.33
Step by Step Solution
- Step 1: Write the proportion equation
800,977.28 : 1,201,645.86 = 268,484.68 : x - Step 2: Convert to fraction form
800,977.28/1,201,645.86 = 268,484.68/x - Step 3: Cross multiply
800,977.28x = 1,201,645.86 × 268,484.68 - Step 4: Simplify right side
800,977.28x = 322,623,496,844.77 - Step 5: Solve for x
x = 322,623,496,844.77/800,977.28 - Step 6: Final answer
x = 402,787.33
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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.