Finding the Fourth Proportional to 250,031.48, 375,498.99 and 230,004.09
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Solution
The fourth proportional to 250,031.48, 375,498.99 and 230,004.09 is: 345,421.73
Step by Step Solution
- Step 1: Write the proportion equation
250,031.48 : 375,498.99 = 230,004.09 : x - Step 2: Convert to fraction form
250,031.48/375,498.99 = 230,004.09/x - Step 3: Cross multiply
250,031.48x = 375,498.99 × 230,004.09 - Step 4: Simplify right side
250,031.48x = 86,366,303,490.87 - Step 5: Solve for x
x = 86,366,303,490.87/250,031.48 - Step 6: Final answer
x = 345,421.73
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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.