Finding the Fourth Proportional to 482,638.19, 724,102.56 and 435,029.90
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Solution
The fourth proportional to 482,638.19, 724,102.56 and 435,029.90 is: 652,675.79
Step by Step Solution
- Step 1: Write the proportion equation
482,638.19 : 724,102.56 = 435,029.90 : x - Step 2: Convert to fraction form
482,638.19/724,102.56 = 435,029.90/x - Step 3: Cross multiply
482,638.19x = 724,102.56 × 435,029.90 - Step 4: Simplify right side
482,638.19x = 315,006,260,646.03 - Step 5: Solve for x
x = 315,006,260,646.03/482,638.19 - Step 6: Final answer
x = 652,675.79
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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.