Finding the Fourth Proportional to 546,394.44, 818,155.62 and 439,209.48
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Solution
The fourth proportional to 546,394.44, 818,155.62 and 439,209.48 is: 657,659.88
Step by Step Solution
- Step 1: Write the proportion equation
546,394.44 : 818,155.62 = 439,209.48 : x - Step 2: Convert to fraction form
546,394.44/818,155.62 = 439,209.48/x - Step 3: Cross multiply
546,394.44x = 818,155.62 × 439,209.48 - Step 4: Simplify right side
546,394.44x = 359,341,704,419.28 - Step 5: Solve for x
x = 359,341,704,419.28/546,394.44 - Step 6: Final answer
x = 657,659.88
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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.