Finding the Fourth Proportional to 741,607,227.19, 1,023,419,094.59 and 402,515,824.29
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Solution
The fourth proportional to 741,607,227.19, 1,023,419,094.59 and 402,515,824.29 is: 555,472,445.99
Step by Step Solution
- Step 1: Write the proportion equation
741,607,227.19 : 1,023,419,094.59 = 402,515,824.29 : x - Step 2: Convert to fraction form
741,607,227.19/1,023,419,094.59 = 402,515,824.29/x - Step 3: Cross multiply
741,607,227.19x = 1,023,419,094.59 × 402,515,824.29 - Step 4: Simplify right side
741,607,227.19x = 411,942,380,453,019,392 - Step 5: Solve for x
x = 411,942,380,453,019,392/741,607,227.19 - Step 6: Final answer
x = 555,472,445.99
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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.