Finding the Fourth Proportional to 454,294.95, 626,918.58 and 250,364.76
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Solution
The fourth proportional to 454,294.95, 626,918.58 and 250,364.76 is: 345,498.71
Step by Step Solution
- Step 1: Write the proportion equation
454,294.95 : 626,918.58 = 250,364.76 : x - Step 2: Convert to fraction form
454,294.95/626,918.58 = 250,364.76/x - Step 3: Cross multiply
454,294.95x = 626,918.58 × 250,364.76 - Step 4: Simplify right side
454,294.95x = 156,958,319,821.24 - Step 5: Solve for x
x = 156,958,319,821.24/454,294.95 - Step 6: Final answer
x = 345,498.71
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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.