Finding the Fourth Proportional to 533,205.41, 735,824.09 and 306,851.09
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Solution
The fourth proportional to 533,205.41, 735,824.09 and 306,851.09 is: 423,454.86
Step by Step Solution
- Step 1: Write the proportion equation
533,205.41 : 735,824.09 = 306,851.09 : x - Step 2: Convert to fraction form
533,205.41/735,824.09 = 306,851.09/x - Step 3: Cross multiply
533,205.41x = 735,824.09 × 306,851.09 - Step 4: Simplify right side
533,205.41x = 225,788,424,064.76 - Step 5: Solve for x
x = 225,788,424,064.76/533,205.41 - Step 6: Final answer
x = 423,454.86
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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.