Finding the Fourth Proportional to 624,125.80, 936,188.70 and 584,759.80
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Solution
The fourth proportional to 624,125.80, 936,188.70 and 584,759.80 is: 877,139.70
Step by Step Solution
- Step 1: Write the proportion equation
624,125.80 : 936,188.70 = 584,759.80 : x - Step 2: Convert to fraction form
624,125.80/936,188.70 = 584,759.80/x - Step 3: Cross multiply
624,125.80x = 936,188.70 × 584,759.80 - Step 4: Simplify right side
624,125.80x = 547,445,516,974.26 - Step 5: Solve for x
x = 547,445,516,974.26/624,125.80 - Step 6: Final answer
x = 877,139.70
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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.