Finding the Fourth Proportional to 982,764.59, 1,474,155.14 and 272,847.99
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Solution
The fourth proportional to 982,764.59, 1,474,155.14 and 272,847.99 is: 409,274.28
Step by Step Solution
- Step 1: Write the proportion equation
982,764.59 : 1,474,155.14 = 272,847.99 : x - Step 2: Convert to fraction form
982,764.59/1,474,155.14 = 272,847.99/x - Step 3: Cross multiply
982,764.59x = 1,474,155.14 × 272,847.99 - Step 4: Simplify right side
982,764.59x = 402,220,265,532.93 - Step 5: Solve for x
x = 402,220,265,532.93/982,764.59 - Step 6: Final answer
x = 409,274.28
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.