Finding the Fourth Proportional to 734,560.10, 1,101,840.15 and 482,617.70
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Solution
The fourth proportional to 734,560.10, 1,101,840.15 and 482,617.70 is: 723,926.55
Step by Step Solution
- Step 1: Write the proportion equation
734,560.10 : 1,101,840.15 = 482,617.70 : x - Step 2: Convert to fraction form
734,560.10/1,101,840.15 = 482,617.70/x - Step 3: Cross multiply
734,560.10x = 1,101,840.15 × 482,617.70 - Step 4: Simplify right side
734,560.10x = 531,767,558,960.66 - Step 5: Solve for x
x = 531,767,558,960.66/734,560.10 - Step 6: Final answer
x = 723,926.55
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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.