Finding the Fourth Proportional to 535,502.91, 803,241.12 and 130,698.12
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Solution
The fourth proportional to 535,502.91, 803,241.12 and 130,698.12 is: 196,043.95
Step by Step Solution
- Step 1: Write the proportion equation
535,502.91 : 803,241.12 = 130,698.12 : x - Step 2: Convert to fraction form
535,502.91/803,241.12 = 130,698.12/x - Step 3: Cross multiply
535,502.91x = 803,241.12 × 130,698.12 - Step 4: Simplify right side
535,502.91x = 104,982,104,290.69 - Step 5: Solve for x
x = 104,982,104,290.69/535,502.91 - Step 6: Final answer
x = 196,043.95
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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.