Finding the Fourth Proportional to 887,064.84, 1,224,149.99 and 479,166.71
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Solution
The fourth proportional to 887,064.84, 1,224,149.99 and 479,166.71 is: 661,250.33
Step by Step Solution
- Step 1: Write the proportion equation
887,064.84 : 1,224,149.99 = 479,166.71 : x - Step 2: Convert to fraction form
887,064.84/1,224,149.99 = 479,166.71/x - Step 3: Cross multiply
887,064.84x = 1,224,149.99 × 479,166.71 - Step 4: Simplify right side
887,064.84x = 586,571,914,738.25 - Step 5: Solve for x
x = 586,571,914,738.25/887,064.84 - Step 6: Final answer
x = 661,250.33
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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.