Finding the Fourth Proportional to 704,775.80, 1,057,163.70 and 564,807.80
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Solution
The fourth proportional to 704,775.80, 1,057,163.70 and 564,807.80 is: 847,211.70
Step by Step Solution
- Step 1: Write the proportion equation
704,775.80 : 1,057,163.70 = 564,807.80 : x - Step 2: Convert to fraction form
704,775.80/1,057,163.70 = 564,807.80/x - Step 3: Cross multiply
704,775.80x = 1,057,163.70 × 564,807.80 - Step 4: Simplify right side
704,775.80x = 597,094,303,636.86 - Step 5: Solve for x
x = 597,094,303,636.86/704,775.80 - Step 6: Final answer
x = 847,211.70
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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.