Finding the Fourth Proportional to 601,267.40, 901,901.10 and 547,029.80
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Solution
The fourth proportional to 601,267.40, 901,901.10 and 547,029.80 is: 820,544.70
Step by Step Solution
- Step 1: Write the proportion equation
601,267.40 : 901,901.10 = 547,029.80 : x - Step 2: Convert to fraction form
601,267.40/901,901.10 = 547,029.80/x - Step 3: Cross multiply
601,267.40x = 901,901.10 × 547,029.80 - Step 4: Simplify right side
601,267.40x = 493,366,778,352.78 - Step 5: Solve for x
x = 493,366,778,352.78/601,267.40 - Step 6: Final answer
x = 820,544.70
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Similar ratio
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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.