Finding the Fourth Proportional to 513,224.84, 708,246.01 and 283,792.13
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Solution
The fourth proportional to 513,224.84, 708,246.01 and 283,792.13 is: 391,630.78
Step by Step Solution
- Step 1: Write the proportion equation
513,224.84 : 708,246.01 = 283,792.13 : x - Step 2: Convert to fraction form
513,224.84/708,246.01 = 283,792.13/x - Step 3: Cross multiply
513,224.84x = 708,246.01 × 283,792.13 - Step 4: Simplify right side
513,224.84x = 200,994,643,741.90 - Step 5: Solve for x
x = 200,994,643,741.90/513,224.84 - Step 6: Final answer
x = 391,630.78
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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.