Finding the Fourth Proportional to 601,295.12, 829,785.44 and 346,644.08
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Solution
The fourth proportional to 601,295.12, 829,785.44 and 346,644.08 is: 478,367.78
Step by Step Solution
- Step 1: Write the proportion equation
601,295.12 : 829,785.44 = 346,644.08 : x - Step 2: Convert to fraction form
601,295.12/829,785.44 = 346,644.08/x - Step 3: Cross multiply
601,295.12x = 829,785.44 × 346,644.08 - Step 4: Simplify right side
601,295.12x = 287,640,210,446.20 - Step 5: Solve for x
x = 287,640,210,446.20/601,295.12 - Step 6: Final answer
x = 478,367.78
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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.