Finding the Fourth Proportional to 351,285.58, 526,927.56 and 271,439.63
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Solution
The fourth proportional to 351,285.58, 526,927.56 and 271,439.63 is: 407,158.82
Step by Step Solution
- Step 1: Write the proportion equation
351,285.58 : 526,927.56 = 271,439.63 : x - Step 2: Convert to fraction form
351,285.58/526,927.56 = 271,439.63/x - Step 3: Cross multiply
351,285.58x = 526,927.56 × 271,439.63 - Step 4: Simplify right side
351,285.58x = 143,029,021,923.20 - Step 5: Solve for x
x = 143,029,021,923.20/351,285.58 - Step 6: Final answer
x = 407,158.82
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1.5x scale
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.