Finding the Fourth Proportional to 577,218.24, 865,827.36 and 349,559.75
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Solution
The fourth proportional to 577,218.24, 865,827.36 and 349,559.75 is: 524,339.62
Step by Step Solution
- Step 1: Write the proportion equation
577,218.24 : 865,827.36 = 349,559.75 : x - Step 2: Convert to fraction form
577,218.24/865,827.36 = 349,559.75/x - Step 3: Cross multiply
577,218.24x = 865,827.36 × 349,559.75 - Step 4: Simplify right side
577,218.24x = 302,658,391,175.62 - Step 5: Solve for x
x = 302,658,391,175.62/577,218.24 - Step 6: Final answer
x = 524,339.62
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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.