Finding the Fourth Proportional to 525,512.48, 725,207.19 and 283,795.05
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Solution
The fourth proportional to 525,512.48, 725,207.19 and 283,795.05 is: 391,637.16
Step by Step Solution
- Step 1: Write the proportion equation
525,512.48 : 725,207.19 = 283,795.05 : x - Step 2: Convert to fraction form
525,512.48/725,207.19 = 283,795.05/x - Step 3: Cross multiply
525,512.48x = 725,207.19 × 283,795.05 - Step 4: Simplify right side
525,512.48x = 205,810,210,746.41 - Step 5: Solve for x
x = 205,810,210,746.41/525,512.48 - Step 6: Final answer
x = 391,637.16
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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.