Finding the Fourth Proportional to 836,125.47, 1,153,868.36 and 473,624.55
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Solution
The fourth proportional to 836,125.47, 1,153,868.36 and 473,624.55 is: 653,610.49
Step by Step Solution
- Step 1: Write the proportion equation
836,125.47 : 1,153,868.36 = 473,624.55 : x - Step 2: Convert to fraction form
836,125.47/1,153,868.36 = 473,624.55/x - Step 3: Cross multiply
836,125.47x = 1,153,868.36 × 473,624.55 - Step 4: Simplify right side
836,125.47x = 546,500,380,396.12 - Step 5: Solve for x
x = 546,500,380,396.12/836,125.47 - Step 6: Final answer
x = 653,610.49
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1.5x scale
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.