Finding the Fourth Proportional to 968,753.84, 1,453,339.92 and 294,887.84
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Solution
The fourth proportional to 968,753.84, 1,453,339.92 and 294,887.84 is: 442,395.43
Step by Step Solution
- Step 1: Write the proportion equation
968,753.84 : 1,453,339.92 = 294,887.84 : x - Step 2: Convert to fraction form
968,753.84/1,453,339.92 = 294,887.84/x - Step 3: Cross multiply
968,753.84x = 1,453,339.92 × 294,887.84 - Step 4: Simplify right side
968,753.84x = 428,572,269,794.57 - Step 5: Solve for x
x = 428,572,269,794.57/968,753.84 - Step 6: Final answer
x = 442,395.43
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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.