Finding the Fourth Proportional to 697,416.84, 1,045,206.18 and 276,463.08
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Solution
The fourth proportional to 697,416.84, 1,045,206.18 and 276,463.08 is: 414,330.29
Step by Step Solution
- Step 1: Write the proportion equation
697,416.84 : 1,045,206.18 = 276,463.08 : x - Step 2: Convert to fraction form
697,416.84/1,045,206.18 = 276,463.08/x - Step 3: Cross multiply
697,416.84x = 1,045,206.18 × 276,463.08 - Step 4: Simplify right side
697,416.84x = 288,960,919,757.83 - Step 5: Solve for x
x = 288,960,919,757.83/697,416.84 - Step 6: Final answer
x = 414,330.29
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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.