Finding the Fourth Proportional to 493,750.20, 667,087.65 and 493,750.20
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Solution
The fourth proportional to 493,750.20, 667,087.65 and 493,750.20 is: 667,087.65
Step by Step Solution
- Step 1: Write the proportion equation
493,750.20 : 667,087.65 = 493,750.20 : x - Step 2: Convert to fraction form
493,750.20/667,087.65 = 493,750.20/x - Step 3: Cross multiply
493,750.20x = 667,087.65 × 493,750.20 - Step 4: Simplify right side
493,750.20x = 329,374,660,605.03 - Step 5: Solve for x
x = 329,374,660,605.03/493,750.20 - Step 6: Final answer
x = 667,087.65
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.