Finding the Fourth Proportional to 993,746.90, 1,490,644.74 and 362,660.60
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Solution
The fourth proportional to 993,746.90, 1,490,644.74 and 362,660.60 is: 543,999.80
Step by Step Solution
- Step 1: Write the proportion equation
993,746.90 : 1,490,644.74 = 362,660.60 : x - Step 2: Convert to fraction form
993,746.90/1,490,644.74 = 362,660.60/x - Step 3: Cross multiply
993,746.90x = 1,490,644.74 × 362,660.60 - Step 4: Simplify right side
993,746.90x = 540,598,115,795.24 - Step 5: Solve for x
x = 540,598,115,795.24/993,746.90 - Step 6: Final answer
x = 543,999.80
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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.