Finding the Fourth Proportional to 607,027.70, 910,541.55 and 488,929.70
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Solution
The fourth proportional to 607,027.70, 910,541.55 and 488,929.70 is: 733,394.55
Step by Step Solution
- Step 1: Write the proportion equation
607,027.70 : 910,541.55 = 488,929.70 : x - Step 2: Convert to fraction form
607,027.70/910,541.55 = 488,929.70/x - Step 3: Cross multiply
607,027.70x = 910,541.55 × 488,929.70 - Step 4: Simplify right side
607,027.70x = 445,190,806,879.04 - Step 5: Solve for x
x = 445,190,806,879.04/607,027.70 - Step 6: Final answer
x = 733,394.55
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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.