Finding the Fourth Proportional to 494,726.24, 742,028.88 and 210,530.99
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Solution
The fourth proportional to 494,726.24, 742,028.88 and 210,530.99 is: 315,770.75
Step by Step Solution
- Step 1: Write the proportion equation
494,726.24 : 742,028.88 = 210,530.99 : x - Step 2: Convert to fraction form
494,726.24/742,028.88 = 210,530.99/x - Step 3: Cross multiply
494,726.24x = 742,028.88 × 210,530.99 - Step 4: Simplify right side
494,726.24x = 156,220,074,714.99 - Step 5: Solve for x
x = 156,220,074,714.99/494,726.24 - Step 6: Final answer
x = 315,770.75
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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.