Finding the Fourth Proportional to 299,483.99, 413,239.16 and 176,959.33
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Solution
The fourth proportional to 299,483.99, 413,239.16 and 176,959.33 is: 244,175.07
Step by Step Solution
- Step 1: Write the proportion equation
299,483.99 : 413,239.16 = 176,959.33 : x - Step 2: Convert to fraction form
299,483.99/413,239.16 = 176,959.33/x - Step 3: Cross multiply
299,483.99x = 413,239.16 × 176,959.33 - Step 4: Simplify right side
299,483.99x = 73,126,522,965.47 - Step 5: Solve for x
x = 73,126,522,965.47/299,483.99 - Step 6: Final answer
x = 244,175.07
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1.5x scale
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.