Finding the Fourth Proportional to 246,595.88, 340,304.74 and 133,421.06
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Solution
The fourth proportional to 246,595.88, 340,304.74 and 133,421.06 is: 184,122.37
Step by Step Solution
- Step 1: Write the proportion equation
246,595.88 : 340,304.74 = 133,421.06 : x - Step 2: Convert to fraction form
246,595.88/340,304.74 = 133,421.06/x - Step 3: Cross multiply
246,595.88x = 340,304.74 × 133,421.06 - Step 4: Simplify right side
246,595.88x = 45,403,817,098.75 - Step 5: Solve for x
x = 45,403,817,098.75/246,595.88 - Step 6: Final answer
x = 184,122.37
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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.