Finding the Fourth Proportional to 907,544.24, 1,252,363.50 and 499,566.40
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Solution
The fourth proportional to 907,544.24, 1,252,363.50 and 499,566.40 is: 689,375.45
Step by Step Solution
- Step 1: Write the proportion equation
907,544.24 : 1,252,363.50 = 499,566.40 : x - Step 2: Convert to fraction form
907,544.24/1,252,363.50 = 499,566.40/x - Step 3: Cross multiply
907,544.24x = 1,252,363.50 × 499,566.40 - Step 4: Simplify right side
907,544.24x = 625,638,722,055.49 - Step 5: Solve for x
x = 625,638,722,055.49/907,544.24 - Step 6: Final answer
x = 689,375.45
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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.