Finding the Fourth Proportional to 852,138.20, 1,176,376.84 and 529,952.08
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Solution
The fourth proportional to 852,138.20, 1,176,376.84 and 529,952.08 is: 731,598.88
Step by Step Solution
- Step 1: Write the proportion equation
852,138.20 : 1,176,376.84 = 529,952.08 : x - Step 2: Convert to fraction form
852,138.20/1,176,376.84 = 529,952.08/x - Step 3: Cross multiply
852,138.20x = 1,176,376.84 × 529,952.08 - Step 4: Simplify right side
852,138.20x = 623,423,353,221.83 - Step 5: Solve for x
x = 623,423,353,221.83/852,138.20 - Step 6: Final answer
x = 731,598.88
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.