Finding the Fourth Proportional to 673,420.68, 1,010,175.57 and 224,123.40
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Solution
The fourth proportional to 673,420.68, 1,010,175.57 and 224,123.40 is: 336,199.93
Step by Step Solution
- Step 1: Write the proportion equation
673,420.68 : 1,010,175.57 = 224,123.40 : x - Step 2: Convert to fraction form
673,420.68/1,010,175.57 = 224,123.40/x - Step 3: Cross multiply
673,420.68x = 1,010,175.57 × 224,123.40 - Step 4: Simplify right side
673,420.68x = 226,403,983,345.34 - Step 5: Solve for x
x = 226,403,983,345.34/673,420.68 - Step 6: Final answer
x = 336,199.93
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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.