Finding the Fourth Proportional to 384,652.16, 576,462.47 and 299,365.99
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Solution
The fourth proportional to 384,652.16, 576,462.47 and 299,365.99 is: 448,647.58
Step by Step Solution
- Step 1: Write the proportion equation
384,652.16 : 576,462.47 = 299,365.99 : x - Step 2: Convert to fraction form
384,652.16/576,462.47 = 299,365.99/x - Step 3: Cross multiply
384,652.16x = 576,462.47 × 299,365.99 - Step 4: Simplify right side
384,652.16x = 172,573,257,336.65 - Step 5: Solve for x
x = 172,573,257,336.65/384,652.16 - Step 6: Final answer
x = 448,647.58
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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.