Finding the Fourth Proportional to 249,733.56, 344,337.84 and 201,838.80
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Solution
The fourth proportional to 249,733.56, 344,337.84 and 201,838.80 is: 278,299.55
Step by Step Solution
- Step 1: Write the proportion equation
249,733.56 : 344,337.84 = 201,838.80 : x - Step 2: Convert to fraction form
249,733.56/344,337.84 = 201,838.80/x - Step 3: Cross multiply
249,733.56x = 344,337.84 × 201,838.80 - Step 4: Simplify right side
249,733.56x = 69,500,736,420.19 - Step 5: Solve for x
x = 69,500,736,420.19/249,733.56 - Step 6: Final answer
x = 278,299.55
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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.