Finding the Fourth Proportional to 850,903.70, 1,174,271.70 and 468,955.08
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Solution
The fourth proportional to 850,903.70, 1,174,271.70 and 468,955.08 is: 647,171.56
Step by Step Solution
- Step 1: Write the proportion equation
850,903.70 : 1,174,271.70 = 468,955.08 : x - Step 2: Convert to fraction form
850,903.70/1,174,271.70 = 468,955.08/x - Step 3: Cross multiply
850,903.70x = 1,174,271.70 × 468,955.08 - Step 4: Simplify right side
850,903.70x = 550,680,679,015.24 - Step 5: Solve for x
x = 550,680,679,015.24/850,903.70 - Step 6: Final answer
x = 647,171.56
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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.