Finding the Fourth Proportional to 246,985.87, 340,841.07 and 133,808.62
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Solution
The fourth proportional to 246,985.87, 340,841.07 and 133,808.62 is: 184,656.20
Step by Step Solution
- Step 1: Write the proportion equation
246,985.87 : 340,841.07 = 133,808.62 : x - Step 2: Convert to fraction form
246,985.87/340,841.07 = 133,808.62/x - Step 3: Cross multiply
246,985.87x = 340,841.07 × 133,808.62 - Step 4: Simplify right side
246,985.87x = 45,607,473,216.02 - Step 5: Solve for x
x = 45,607,473,216.02/246,985.87 - Step 6: Final answer
x = 184,656.20
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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.