Finding the Fourth Proportional to 450,410.58, 621,557.01 and 246,460.68
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Solution
The fourth proportional to 450,410.58, 621,557.01 and 246,460.68 is: 340,110.49
Step by Step Solution
- Step 1: Write the proportion equation
450,410.58 : 621,557.01 = 246,460.68 : x - Step 2: Convert to fraction form
450,410.58/621,557.01 = 246,460.68/x - Step 3: Cross multiply
450,410.58x = 621,557.01 × 246,460.68 - Step 4: Simplify right side
450,410.58x = 153,189,363,343.37 - Step 5: Solve for x
x = 153,189,363,343.37/450,410.58 - Step 6: Final answer
x = 340,110.49
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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.