Finding the Fourth Proportional to 440,439.24, 660,658.62 and 124,898.76
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Solution
The fourth proportional to 440,439.24, 660,658.62 and 124,898.76 is: 187,348.07
Step by Step Solution
- Step 1: Write the proportion equation
440,439.24 : 660,658.62 = 124,898.76 : x - Step 2: Convert to fraction form
440,439.24/660,658.62 = 124,898.76/x - Step 3: Cross multiply
440,439.24x = 660,658.62 × 124,898.76 - Step 4: Simplify right side
440,439.24x = 82,515,442,421.31 - Step 5: Solve for x
x = 82,515,442,421.31/440,439.24 - Step 6: Final answer
x = 187,348.07
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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.