Finding the Fourth Proportional to 626,271.24, 938,225.82 and 485,340.96
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Solution
The fourth proportional to 626,271.24, 938,225.82 and 485,340.96 is: 727,096.17
Step by Step Solution
- Step 1: Write the proportion equation
626,271.24 : 938,225.82 = 485,340.96 : x - Step 2: Convert to fraction form
626,271.24/938,225.82 = 485,340.96/x - Step 3: Cross multiply
626,271.24x = 938,225.82 × 485,340.96 - Step 4: Simplify right side
626,271.24x = 455,359,420,175.59 - Step 5: Solve for x
x = 455,359,420,175.59/626,271.24 - Step 6: Final answer
x = 727,096.17
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.