Finding the Fourth Proportional to 444,219.68, 613,037.92 and 243,015.68
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Solution
The fourth proportional to 444,219.68, 613,037.92 and 243,015.68 is: 335,369.71
Step by Step Solution
- Step 1: Write the proportion equation
444,219.68 : 613,037.92 = 243,015.68 : x - Step 2: Convert to fraction form
444,219.68/613,037.92 = 243,015.68/x - Step 3: Cross multiply
444,219.68x = 613,037.92 × 243,015.68 - Step 4: Simplify right side
444,219.68x = 148,977,826,994.59 - Step 5: Solve for x
x = 148,977,826,994.59/444,219.68 - Step 6: Final answer
x = 335,369.71
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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.