Finding the Fourth Proportional to 746,600.14, 1,030,396.98 and 471,357.82
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Solution
The fourth proportional to 746,600.14, 1,030,396.98 and 471,357.82 is: 650,529.85
Step by Step Solution
- Step 1: Write the proportion equation
746,600.14 : 1,030,396.98 = 471,357.82 : x - Step 2: Convert to fraction form
746,600.14/1,030,396.98 = 471,357.82/x - Step 3: Cross multiply
746,600.14x = 1,030,396.98 × 471,357.82 - Step 4: Simplify right side
746,600.14x = 485,685,674,227.38 - Step 5: Solve for x
x = 485,685,674,227.38/746,600.14 - Step 6: Final answer
x = 650,529.85
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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.