Finding the Fourth Proportional to 414,830.97, 572,292.95 and 253,634.49
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Solution
The fourth proportional to 414,830.97, 572,292.95 and 253,634.49 is: 349,909.34
Step by Step Solution
- Step 1: Write the proportion equation
414,830.97 : 572,292.95 = 253,634.49 : x - Step 2: Convert to fraction form
414,830.97/572,292.95 = 253,634.49/x - Step 3: Cross multiply
414,830.97x = 572,292.95 × 253,634.49 - Step 4: Simplify right side
414,830.97x = 145,153,229,235.67 - Step 5: Solve for x
x = 145,153,229,235.67/414,830.97 - Step 6: Final answer
x = 349,909.34
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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.