Finding the Fourth Proportional to 877,050.99, 1,210,330.37 and 474,642.99
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Solution
The fourth proportional to 877,050.99, 1,210,330.37 and 474,642.99 is: 655,007.33
Step by Step Solution
- Step 1: Write the proportion equation
877,050.99 : 1,210,330.37 = 474,642.99 : x - Step 2: Convert to fraction form
877,050.99/1,210,330.37 = 474,642.99/x - Step 3: Cross multiply
877,050.99x = 1,210,330.37 × 474,642.99 - Step 4: Simplify right side
877,050.99x = 574,474,826,891.21 - Step 5: Solve for x
x = 574,474,826,891.21/877,050.99 - Step 6: Final answer
x = 655,007.33
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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.