Finding the Fourth Proportional to 924,257.75, 1,385,178.80 and 668,949.95
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Solution
The fourth proportional to 924,257.75, 1,385,178.80 and 668,949.95 is: 1,002,550.73
Step by Step Solution
- Step 1: Write the proportion equation
924,257.75 : 1,385,178.80 = 668,949.95 : x - Step 2: Convert to fraction form
924,257.75/1,385,178.80 = 668,949.95/x - Step 3: Cross multiply
924,257.75x = 1,385,178.80 × 668,949.95 - Step 4: Simplify right side
924,257.75x = 926,615,278,730.42 - Step 5: Solve for x
x = 926,615,278,730.42/924,257.75 - Step 6: Final answer
x = 1,002,550.73
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.