Finding the Fourth Proportional to 423,041.06, 633,715.58 and 254,468.18
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Solution
The fourth proportional to 423,041.06, 633,715.58 and 254,468.18 is: 381,193.38
Step by Step Solution
- Step 1: Write the proportion equation
423,041.06 : 633,715.58 = 254,468.18 : x - Step 2: Convert to fraction form
423,041.06/633,715.58 = 254,468.18/x - Step 3: Cross multiply
423,041.06x = 633,715.58 × 254,468.18 - Step 4: Simplify right side
423,041.06x = 161,260,450,280.24 - Step 5: Solve for x
x = 161,260,450,280.24/423,041.06 - Step 6: Final answer
x = 381,193.38
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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.