Finding the Fourth Proportional to 476,101.98, 656,202.54 and 453,679.74
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Solution
The fourth proportional to 476,101.98, 656,202.54 and 453,679.74 is: 625,298.38
Step by Step Solution
- Step 1: Write the proportion equation
476,101.98 : 656,202.54 = 453,679.74 : x - Step 2: Convert to fraction form
476,101.98/656,202.54 = 453,679.74/x - Step 3: Cross multiply
476,101.98x = 656,202.54 × 453,679.74 - Step 4: Simplify right side
476,101.98x = 297,705,797,734.54 - Step 5: Solve for x
x = 297,705,797,734.54/476,101.98 - Step 6: Final answer
x = 625,298.38
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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.