Finding the Fourth Proportional to 439,769.14, 606,882.58 and 238,565.14
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Solution
The fourth proportional to 439,769.14, 606,882.58 and 238,565.14 is: 329,220.52
Step by Step Solution
- Step 1: Write the proportion equation
439,769.14 : 606,882.58 = 238,565.14 : x - Step 2: Convert to fraction form
439,769.14/606,882.58 = 238,565.14/x - Step 3: Cross multiply
439,769.14x = 606,882.58 × 238,565.14 - Step 4: Simplify right side
439,769.14x = 144,781,025,547.64 - Step 5: Solve for x
x = 144,781,025,547.64/439,769.14 - Step 6: Final answer
x = 329,220.52
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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.