Finding the Fourth Proportional to 492,835.95, 739,345.19 and 155,961.41
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Solution
The fourth proportional to 492,835.95, 739,345.19 and 155,961.41 is: 233,970.99
Step by Step Solution
- Step 1: Write the proportion equation
492,835.95 : 739,345.19 = 155,961.41 : x - Step 2: Convert to fraction form
492,835.95/739,345.19 = 155,961.41/x - Step 3: Cross multiply
492,835.95x = 739,345.19 × 155,961.41 - Step 4: Simplify right side
492,835.95x = 115,309,313,832.59 - Step 5: Solve for x
x = 115,309,313,832.59/492,835.95 - Step 6: Final answer
x = 233,970.99
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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.