Finding the Fourth Proportional to 669,534.26, 924,118.07 and 383,220.32
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Solution
The fourth proportional to 669,534.26, 924,118.07 and 383,220.32 is: 528,936.07
Step by Step Solution
- Step 1: Write the proportion equation
669,534.26 : 924,118.07 = 383,220.32 : x - Step 2: Convert to fraction form
669,534.26/924,118.07 = 383,220.32/x - Step 3: Cross multiply
669,534.26x = 924,118.07 × 383,220.32 - Step 4: Simplify right side
669,534.26x = 354,140,815,966.49 - Step 5: Solve for x
x = 354,140,815,966.49/669,534.26 - Step 6: Final answer
x = 528,936.07
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Similar ratio
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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.