Finding the Fourth Proportional to 383,532.18, 575,298.25 and 364,354.07
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Solution
The fourth proportional to 383,532.18, 575,298.25 and 364,354.07 is: 546,531.09
Step by Step Solution
- Step 1: Write the proportion equation
383,532.18 : 575,298.25 = 364,354.07 : x - Step 2: Convert to fraction form
383,532.18/575,298.25 = 364,354.07/x - Step 3: Cross multiply
383,532.18x = 575,298.25 × 364,354.07 - Step 4: Simplify right side
383,532.18x = 209,612,258,583.19 - Step 5: Solve for x
x = 209,612,258,583.19/383,532.18 - Step 6: Final answer
x = 546,531.09
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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.