Finding the Fourth Proportional to 418,494.52, 577,567.59 and 237,186.99
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Solution
The fourth proportional to 418,494.52, 577,567.59 and 237,186.99 is: 327,343.64
Step by Step Solution
- Step 1: Write the proportion equation
418,494.52 : 577,567.59 = 237,186.99 : x - Step 2: Convert to fraction form
418,494.52/577,567.59 = 237,186.99/x - Step 3: Cross multiply
418,494.52x = 577,567.59 × 237,186.99 - Step 4: Simplify right side
418,494.52x = 136,991,518,193.65 - Step 5: Solve for x
x = 136,991,518,193.65/418,494.52 - Step 6: Final answer
x = 327,343.64
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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.