Finding the Fourth Proportional to 309,585.24, 464,378.49 and 84,948.75
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Solution
The fourth proportional to 309,585.24, 464,378.49 and 84,948.75 is: 127,423.30
Step by Step Solution
- Step 1: Write the proportion equation
309,585.24 : 464,378.49 = 84,948.75 : x - Step 2: Convert to fraction form
309,585.24/464,378.49 = 84,948.75/x - Step 3: Cross multiply
309,585.24x = 464,378.49 × 84,948.75 - Step 4: Simplify right side
309,585.24x = 39,448,372,252.39 - Step 5: Solve for x
x = 39,448,372,252.39/309,585.24 - Step 6: Final answer
x = 127,423.30
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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.