Finding the Fourth Proportional to 734,735.80, 1,102,103.70 and 616,637.80
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Solution
The fourth proportional to 734,735.80, 1,102,103.70 and 616,637.80 is: 924,956.70
Step by Step Solution
- Step 1: Write the proportion equation
734,735.80 : 1,102,103.70 = 616,637.80 : x - Step 2: Convert to fraction form
734,735.80/1,102,103.70 = 616,637.80/x - Step 3: Cross multiply
734,735.80x = 1,102,103.70 × 616,637.80 - Step 4: Simplify right side
734,735.80x = 679,598,800,939.86 - Step 5: Solve for x
x = 679,598,800,939.86/734,735.80 - Step 6: Final answer
x = 924,956.70
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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.