Finding the Fourth Proportional to 514,073.79, 709,402.68 and 284,626.53
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Solution
The fourth proportional to 514,073.79, 709,402.68 and 284,626.53 is: 392,774.01
Step by Step Solution
- Step 1: Write the proportion equation
514,073.79 : 709,402.68 = 284,626.53 : x - Step 2: Convert to fraction form
514,073.79/709,402.68 = 284,626.53/x - Step 3: Cross multiply
514,073.79x = 709,402.68 × 284,626.53 - Step 4: Simplify right side
514,073.79x = 201,914,823,181.10 - Step 5: Solve for x
x = 201,914,823,181.10/514,073.79 - Step 6: Final answer
x = 392,774.01
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.