Finding the Fourth Proportional to 357,102.15, 492,800.28 and 193,758.62
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Solution
The fourth proportional to 357,102.15, 492,800.28 and 193,758.62 is: 267,386.52
Step by Step Solution
- Step 1: Write the proportion equation
357,102.15 : 492,800.28 = 193,758.62 : x - Step 2: Convert to fraction form
357,102.15/492,800.28 = 193,758.62/x - Step 3: Cross multiply
357,102.15x = 492,800.28 × 193,758.62 - Step 4: Simplify right side
357,102.15x = 95,484,299,724.41 - Step 5: Solve for x
x = 95,484,299,724.41/357,102.15 - Step 6: Final answer
x = 267,386.52
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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.