Finding the Fourth Proportional to 439,468.04, 606,477.84 and 248,510
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Solution
The fourth proportional to 439,468.04, 606,477.84 and 248,510 is: 342,950.55
Step by Step Solution
- Step 1: Write the proportion equation
439,468.04 : 606,477.84 = 248,510 : x - Step 2: Convert to fraction form
439,468.04/606,477.84 = 248,510/x - Step 3: Cross multiply
439,468.04x = 606,477.84 × 248,510 - Step 4: Simplify right side
439,468.04x = 150,715,808,018.40 - Step 5: Solve for x
x = 150,715,808,018.40/439,468.04 - Step 6: Final answer
x = 342,950.55
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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.