Finding the Fourth Proportional to 247,014.12, 370,528.74 and 171,038.28
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Solution
The fourth proportional to 247,014.12, 370,528.74 and 171,038.28 is: 256,562.65
Step by Step Solution
- Step 1: Write the proportion equation
247,014.12 : 370,528.74 = 171,038.28 : x - Step 2: Convert to fraction form
247,014.12/370,528.74 = 171,038.28/x - Step 3: Cross multiply
247,014.12x = 370,528.74 × 171,038.28 - Step 4: Simplify right side
247,014.12x = 63,374,598,380.17 - Step 5: Solve for x
x = 63,374,598,380.17/247,014.12 - Step 6: Final answer
x = 256,562.65
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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.