Finding the Fourth Proportional to 544,318.28, 751,525.78 and 486,779.08
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Solution
The fourth proportional to 544,318.28, 751,525.78 and 486,779.08 is: 672,082.94
Step by Step Solution
- Step 1: Write the proportion equation
544,318.28 : 751,525.78 = 486,779.08 : x - Step 2: Convert to fraction form
544,318.28/751,525.78 = 486,779.08/x - Step 3: Cross multiply
544,318.28x = 751,525.78 × 486,779.08 - Step 4: Simplify right side
544,318.28x = 365,827,027,784.68 - Step 5: Solve for x
x = 365,827,027,784.68/544,318.28 - Step 6: Final answer
x = 672,082.94
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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.