Finding the Fourth Proportional to 854,046.18, 1,177,820.24 and 708,621.62
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Solution
The fourth proportional to 854,046.18, 1,177,820.24 and 708,621.62 is: 977,264.34
Step by Step Solution
- Step 1: Write the proportion equation
854,046.18 : 1,177,820.24 = 708,621.62 : x - Step 2: Convert to fraction form
854,046.18/1,177,820.24 = 708,621.62/x - Step 3: Cross multiply
854,046.18x = 1,177,820.24 × 708,621.62 - Step 4: Simplify right side
854,046.18x = 834,628,877,105.38 - Step 5: Solve for x
x = 834,628,877,105.38/854,046.18 - Step 6: Final answer
x = 977,264.34
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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.