Finding the Fourth Proportional to 850,202.70, 1,173,271.95 and 468,221.28
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Solution
The fourth proportional to 850,202.70, 1,173,271.95 and 468,221.28 is: 646,141.08
Step by Step Solution
- Step 1: Write the proportion equation
850,202.70 : 1,173,271.95 = 468,221.28 : x - Step 2: Convert to fraction form
850,202.70/1,173,271.95 = 468,221.28/x - Step 3: Cross multiply
850,202.70x = 1,173,271.95 × 468,221.28 - Step 4: Simplify right side
850,202.70x = 549,350,894,217.10 - Step 5: Solve for x
x = 549,350,894,217.10/850,202.70 - Step 6: Final answer
x = 646,141.08
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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.