Finding the Fourth Proportional to 346,739.68, 520,111.68 and 106,850.62
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Solution
The fourth proportional to 346,739.68, 520,111.68 and 106,850.62 is: 160,276.60
Step by Step Solution
- Step 1: Write the proportion equation
346,739.68 : 520,111.68 = 106,850.62 : x - Step 2: Convert to fraction form
346,739.68/520,111.68 = 106,850.62/x - Step 3: Cross multiply
346,739.68x = 520,111.68 × 106,850.62 - Step 4: Simplify right side
346,739.68x = 55,574,255,477.24 - Step 5: Solve for x
x = 55,574,255,477.24/346,739.68 - Step 6: Final answer
x = 160,276.60
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.