Finding the Fourth Proportional to 533,879.00, 736,639.08 and 316,156.06
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Solution
The fourth proportional to 533,879.00, 736,639.08 and 316,156.06 is: 436,227.89
Step by Step Solution
- Step 1: Write the proportion equation
533,879.00 : 736,639.08 = 316,156.06 : x - Step 2: Convert to fraction form
533,879.00/736,639.08 = 316,156.06/x - Step 3: Cross multiply
533,879.00x = 736,639.08 × 316,156.06 - Step 4: Simplify right side
533,879.00x = 232,892,907,333.23 - Step 5: Solve for x
x = 232,892,907,333.23/533,879.00 - Step 6: Final answer
x = 436,227.89
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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.