Finding the Fourth Proportional to 994,420.19, 1,372,263.59 and 607,883.00
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Solution
The fourth proportional to 994,420.19, 1,372,263.59 and 607,883.00 is: 838,856.36
Step by Step Solution
- Step 1: Write the proportion equation
994,420.19 : 1,372,263.59 = 607,883.00 : x - Step 2: Convert to fraction form
994,420.19/1,372,263.59 = 607,883.00/x - Step 3: Cross multiply
994,420.19x = 1,372,263.59 × 607,883.00 - Step 4: Simplify right side
994,420.19x = 834,175,702,538.36 - Step 5: Solve for x
x = 834,175,702,538.36/994,420.19 - Step 6: Final answer
x = 838,856.36
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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.