Finding the Fourth Proportional to 636,235.83, 954,102.65 and 257,085.09
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Solution
The fourth proportional to 636,235.83, 954,102.65 and 257,085.09 is: 385,526.17
Step by Step Solution
- Step 1: Write the proportion equation
636,235.83 : 954,102.65 = 257,085.09 : x - Step 2: Convert to fraction form
636,235.83/954,102.65 = 257,085.09/x - Step 3: Cross multiply
636,235.83x = 954,102.65 × 257,085.09 - Step 4: Simplify right side
636,235.83x = 245,285,564,359.06 - Step 5: Solve for x
x = 245,285,564,359.06/636,235.83 - Step 6: Final answer
x = 385,526.17
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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.