Finding the Fourth Proportional to 573,029.88, 859,249.48 and 257,216.08
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Solution
The fourth proportional to 573,029.88, 859,249.48 and 257,216.08 is: 385,691.55
Step by Step Solution
- Step 1: Write the proportion equation
573,029.88 : 859,249.48 = 257,216.08 : x - Step 2: Convert to fraction form
573,029.88/859,249.48 = 257,216.08/x - Step 3: Cross multiply
573,029.88x = 859,249.48 × 257,216.08 - Step 4: Simplify right side
573,029.88x = 221,012,782,987.64 - Step 5: Solve for x
x = 221,012,782,987.64/573,029.88 - Step 6: Final answer
x = 385,691.55
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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.