Finding the Fourth Proportional to 608,879.04, 840,223.28 and 336,942.08
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Solution
The fourth proportional to 608,879.04, 840,223.28 and 336,942.08 is: 464,963.58
Step by Step Solution
- Step 1: Write the proportion equation
608,879.04 : 840,223.28 = 336,942.08 : x - Step 2: Convert to fraction form
608,879.04/840,223.28 = 336,942.08/x - Step 3: Cross multiply
608,879.04x = 840,223.28 × 336,942.08 - Step 4: Simplify right side
608,879.04x = 283,106,579,627.62 - Step 5: Solve for x
x = 283,106,579,627.62/608,879.04 - Step 6: Final answer
x = 464,963.58
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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.