Finding the Fourth Proportional to 341,427.30, 512,140.95 and 235,139.10
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Solution
The fourth proportional to 341,427.30, 512,140.95 and 235,139.10 is: 352,708.65
Step by Step Solution
- Step 1: Write the proportion equation
341,427.30 : 512,140.95 = 235,139.10 : x - Step 2: Convert to fraction form
341,427.30/512,140.95 = 235,139.10/x - Step 3: Cross multiply
341,427.30x = 512,140.95 × 235,139.10 - Step 4: Simplify right side
341,427.30x = 120,424,362,056.15 - Step 5: Solve for x
x = 120,424,362,056.15/341,427.30 - Step 6: Final answer
x = 352,708.65
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1.5x scale
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.