Finding the Fourth Proportional to 657,122.80, 984,301.80 and 546,530.80
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Solution
The fourth proportional to 657,122.80, 984,301.80 and 546,530.80 is: 818,646.45
Step by Step Solution
- Step 1: Write the proportion equation
657,122.80 : 984,301.80 = 546,530.80 : x - Step 2: Convert to fraction form
657,122.80/984,301.80 = 546,530.80/x - Step 3: Cross multiply
657,122.80x = 984,301.80 × 546,530.80 - Step 4: Simplify right side
657,122.80x = 537,951,250,195.44 - Step 5: Solve for x
x = 537,951,250,195.44/657,122.80 - Step 6: Final answer
x = 818,646.45
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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.