Finding the Fourth Proportional to 736,871.62, 1,105,307.34 and 204,392.65
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Solution
The fourth proportional to 736,871.62, 1,105,307.34 and 204,392.65 is: 306,588.95
Step by Step Solution
- Step 1: Write the proportion equation
736,871.62 : 1,105,307.34 = 204,392.65 : x - Step 2: Convert to fraction form
736,871.62/1,105,307.34 = 204,392.65/x - Step 3: Cross multiply
736,871.62x = 1,105,307.34 × 204,392.65 - Step 4: Simplify right side
736,871.62x = 225,916,696,287.05 - Step 5: Solve for x
x = 225,916,696,287.05/736,871.62 - Step 6: Final answer
x = 306,588.95
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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.