Finding the Fourth Proportional to 748,156.99, 1,030,282.04 and 649,994.83
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Solution
The fourth proportional to 748,156.99, 1,030,282.04 and 649,994.83 is: 895,103.58
Step by Step Solution
- Step 1: Write the proportion equation
748,156.99 : 1,030,282.04 = 649,994.83 : x - Step 2: Convert to fraction form
748,156.99/1,030,282.04 = 649,994.83/x - Step 3: Cross multiply
748,156.99x = 1,030,282.04 × 649,994.83 - Step 4: Simplify right side
748,156.99x = 669,677,997,816.87 - Step 5: Solve for x
x = 669,677,997,816.87/748,156.99 - Step 6: Final answer
x = 895,103.58
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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.