Finding the Fourth Proportional to 309,585.84, 464,299.76 and 96,312.08
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Solution
The fourth proportional to 309,585.84, 464,299.76 and 96,312.08 is: 144,443.54
Step by Step Solution
- Step 1: Write the proportion equation
309,585.84 : 464,299.76 = 96,312.08 : x - Step 2: Convert to fraction form
309,585.84/464,299.76 = 96,312.08/x - Step 3: Cross multiply
309,585.84x = 464,299.76 × 96,312.08 - Step 4: Simplify right side
309,585.84x = 44,717,675,629.10 - Step 5: Solve for x
x = 44,717,675,629.10/309,585.84 - Step 6: Final answer
x = 144,443.54
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.