Finding the Fourth Proportional to 614,009.49, 919,995.99 and 373,395.54
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Solution
The fourth proportional to 614,009.49, 919,995.99 and 373,395.54 is: 559,474.09
Step by Step Solution
- Step 1: Write the proportion equation
614,009.49 : 919,995.99 = 373,395.54 : x - Step 2: Convert to fraction form
614,009.49/919,995.99 = 373,395.54/x - Step 3: Cross multiply
614,009.49x = 919,995.99 × 373,395.54 - Step 4: Simplify right side
614,009.49x = 343,522,399,483.89 - Step 5: Solve for x
x = 343,522,399,483.89/614,009.49 - Step 6: Final answer
x = 559,474.09
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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.