Finding the Fourth Proportional to 479,060.47, 716,433.77 and 426,063.99
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Solution
The fourth proportional to 479,060.47, 716,433.77 and 426,063.99 is: 637,177.66
Step by Step Solution
- Step 1: Write the proportion equation
479,060.47 : 716,433.77 = 426,063.99 : x - Step 2: Convert to fraction form
479,060.47/716,433.77 = 426,063.99/x - Step 3: Cross multiply
479,060.47x = 716,433.77 × 426,063.99 - Step 4: Simplify right side
479,060.47x = 305,246,630,616.94 - Step 5: Solve for x
x = 305,246,630,616.94/479,060.47 - Step 6: Final answer
x = 637,177.66
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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.