Finding the Fourth Proportional to 434,438.91, 652,010.45 and 224,136.99
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Solution
The fourth proportional to 434,438.91, 652,010.45 and 224,136.99 is: 336,387.13
Step by Step Solution
- Step 1: Write the proportion equation
434,438.91 : 652,010.45 = 224,136.99 : x - Step 2: Convert to fraction form
434,438.91/652,010.45 = 224,136.99/x - Step 3: Cross multiply
434,438.91x = 652,010.45 × 224,136.99 - Step 4: Simplify right side
434,438.91x = 146,139,658,590.86 - Step 5: Solve for x
x = 146,139,658,590.86/434,438.91 - Step 6: Final answer
x = 336,387.13
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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.