Finding the Fourth Proportional to 372,511.50, 514,065.90 and 202,746.84
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Solution
The fourth proportional to 372,511.50, 514,065.90 and 202,746.84 is: 279,790.66
Step by Step Solution
- Step 1: Write the proportion equation
372,511.50 : 514,065.90 = 202,746.84 : x - Step 2: Convert to fraction form
372,511.50/514,065.90 = 202,746.84/x - Step 3: Cross multiply
372,511.50x = 514,065.90 × 202,746.84 - Step 4: Simplify right side
372,511.50x = 104,225,236,776.76 - Step 5: Solve for x
x = 104,225,236,776.76/372,511.50 - Step 6: Final answer
x = 279,790.66
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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.