Finding the Fourth Proportional to 632,617.08, 948,926.24 and 258,640.08
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Solution
The fourth proportional to 632,617.08, 948,926.24 and 258,640.08 is: 387,960.37
Step by Step Solution
- Step 1: Write the proportion equation
632,617.08 : 948,926.24 = 258,640.08 : x - Step 2: Convert to fraction form
632,617.08/948,926.24 = 258,640.08/x - Step 3: Cross multiply
632,617.08x = 948,926.24 × 258,640.08 - Step 4: Simplify right side
632,617.08x = 245,430,358,627.70 - Step 5: Solve for x
x = 245,430,358,627.70/632,617.08 - Step 6: Final answer
x = 387,960.37
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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.