Finding the Fourth Proportional to 524,771.70, 787,546.35 and 209,454.90
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Solution
The fourth proportional to 524,771.70, 787,546.35 and 209,454.90 is: 314,337.53
Step by Step Solution
- Step 1: Write the proportion equation
524,771.70 : 787,546.35 = 209,454.90 : x - Step 2: Convert to fraction form
524,771.70/787,546.35 = 209,454.90/x - Step 3: Cross multiply
524,771.70x = 787,546.35 × 209,454.90 - Step 4: Simplify right side
524,771.70x = 164,955,441,984.62 - Step 5: Solve for x
x = 164,955,441,984.62/524,771.70 - Step 6: Final answer
x = 314,337.53
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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.