Finding the Fourth Proportional to 313,206.67, 432,226.34 and 169,966.68
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Solution
The fourth proportional to 313,206.67, 432,226.34 and 169,966.68 is: 234,554.63
Step by Step Solution
- Step 1: Write the proportion equation
313,206.67 : 432,226.34 = 169,966.68 : x - Step 2: Convert to fraction form
313,206.67/432,226.34 = 169,966.68/x - Step 3: Cross multiply
313,206.67x = 432,226.34 × 169,966.68 - Step 4: Simplify right side
313,206.67x = 73,464,076,018.35 - Step 5: Solve for x
x = 73,464,076,018.35/313,206.67 - Step 6: Final answer
x = 234,554.63
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1.5x scale
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.