Finding the Fourth Proportional to 297,860.14, 447,011.70 and 120,368.69
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Solution
The fourth proportional to 297,860.14, 447,011.70 and 120,368.69 is: 180,642.53
Step by Step Solution
- Step 1: Write the proportion equation
297,860.14 : 447,011.70 = 120,368.69 : x - Step 2: Convert to fraction form
297,860.14/447,011.70 = 120,368.69/x - Step 3: Cross multiply
297,860.14x = 447,011.70 × 120,368.69 - Step 4: Simplify right side
297,860.14x = 53,806,210,057.23 - Step 5: Solve for x
x = 53,806,210,057.23/297,860.14 - Step 6: Final answer
x = 180,642.53
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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.