Finding the Fourth Proportional to 948,850.12, 1,423,116.62 and 416,228.14
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Solution
The fourth proportional to 948,850.12, 1,423,116.62 and 416,228.14 is: 624,272.65
Step by Step Solution
- Step 1: Write the proportion equation
948,850.12 : 1,423,116.62 = 416,228.14 : x - Step 2: Convert to fraction form
948,850.12/1,423,116.62 = 416,228.14/x - Step 3: Cross multiply
948,850.12x = 1,423,116.62 × 416,228.14 - Step 4: Simplify right side
948,850.12x = 592,341,178,106.76 - Step 5: Solve for x
x = 592,341,178,106.76/948,850.12 - Step 6: Final answer
x = 624,272.65
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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.