Finding the Fourth Proportional to 662,725.03, 995,584.00 and 393,030.08
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Solution
The fourth proportional to 662,725.03, 995,584.00 and 393,030.08 is: 590,432.59
Step by Step Solution
- Step 1: Write the proportion equation
662,725.03 : 995,584.00 = 393,030.08 : x - Step 2: Convert to fraction form
662,725.03/995,584.00 = 393,030.08/x - Step 3: Cross multiply
662,725.03x = 995,584.00 × 393,030.08 - Step 4: Simplify right side
662,725.03x = 391,294,460,311.08 - Step 5: Solve for x
x = 391,294,460,311.08/662,725.03 - Step 6: Final answer
x = 590,432.59
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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.