Finding the Fourth Proportional to 566,800.24, 782,174.88 and 312,175.12
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Solution
The fourth proportional to 566,800.24, 782,174.88 and 312,175.12 is: 430,796.46
Step by Step Solution
- Step 1: Write the proportion equation
566,800.24 : 782,174.88 = 312,175.12 : x - Step 2: Convert to fraction form
566,800.24/782,174.88 = 312,175.12/x - Step 3: Cross multiply
566,800.24x = 782,174.88 × 312,175.12 - Step 4: Simplify right side
566,800.24x = 244,175,537,024.99 - Step 5: Solve for x
x = 244,175,537,024.99/566,800.24 - Step 6: Final answer
x = 430,796.46
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.