Finding the Fourth Proportional to 316,746.99, 475,190.55 and 174,519.02
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Solution
The fourth proportional to 316,746.99, 475,190.55 and 174,519.02 is: 261,817.14
Step by Step Solution
- Step 1: Write the proportion equation
316,746.99 : 475,190.55 = 174,519.02 : x - Step 2: Convert to fraction form
316,746.99/475,190.55 = 174,519.02/x - Step 3: Cross multiply
316,746.99x = 475,190.55 × 174,519.02 - Step 4: Simplify right side
316,746.99x = 82,929,790,287.24 - Step 5: Solve for x
x = 82,929,790,287.24/316,746.99 - Step 6: Final answer
x = 261,817.14
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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.