Finding the Fourth Proportional to 1,305,031.99, 1,958,261.50 and 506,345.06
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Solution
The fourth proportional to 1,305,031.99, 1,958,261.50 and 506,345.06 is: 759,794.43
Step by Step Solution
- Step 1: Write the proportion equation
1,305,031.99 : 1,958,261.50 = 506,345.06 : x - Step 2: Convert to fraction form
1,305,031.99/1,958,261.50 = 506,345.06/x - Step 3: Cross multiply
1,305,031.99x = 1,958,261.50 × 506,345.06 - Step 4: Simplify right side
1,305,031.99x = 991,556,036,713.19 - Step 5: Solve for x
x = 991,556,036,713.19/1,305,031.99 - Step 6: Final answer
x = 759,794.43
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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.