Finding the Fourth Proportional to 911,242.71, 1,257,262.56 and 524,037.09
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Solution
The fourth proportional to 911,242.71, 1,257,262.56 and 524,037.09 is: 723,026.05
Step by Step Solution
- Step 1: Write the proportion equation
911,242.71 : 1,257,262.56 = 524,037.09 : x - Step 2: Convert to fraction form
911,242.71/1,257,262.56 = 524,037.09/x - Step 3: Cross multiply
911,242.71x = 1,257,262.56 × 524,037.09 - Step 4: Simplify right side
911,242.71x = 658,852,218,023.09 - Step 5: Solve for x
x = 658,852,218,023.09/911,242.71 - Step 6: Final answer
x = 723,026.05
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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.