Finding the Fourth Proportional to 569,467.40, 854,201.10 and 148,785.80
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Solution
The fourth proportional to 569,467.40, 854,201.10 and 148,785.80 is: 223,178.70
Step by Step Solution
- Step 1: Write the proportion equation
569,467.40 : 854,201.10 = 148,785.80 : x - Step 2: Convert to fraction form
569,467.40/854,201.10 = 148,785.80/x - Step 3: Cross multiply
569,467.40x = 854,201.10 × 148,785.80 - Step 4: Simplify right side
569,467.40x = 127,092,994,024.38 - Step 5: Solve for x
x = 127,092,994,024.38/569,467.40 - Step 6: Final answer
x = 223,178.70
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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.