Finding the Fourth Proportional to 436,970.97, 603,031.10 and 245,991.06
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Solution
The fourth proportional to 436,970.97, 603,031.10 and 245,991.06 is: 339,473.94
Step by Step Solution
- Step 1: Write the proportion equation
436,970.97 : 603,031.10 = 245,991.06 : x - Step 2: Convert to fraction form
436,970.97/603,031.10 = 245,991.06/x - Step 3: Cross multiply
436,970.97x = 603,031.10 × 245,991.06 - Step 4: Simplify right side
436,970.97x = 148,340,258,272.01 - Step 5: Solve for x
x = 148,340,258,272.01/436,970.97 - Step 6: Final answer
x = 339,473.94
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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.