Finding the Fourth Proportional to 832,471.24, 1,148,811.24 and 450,498.07
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Solution
The fourth proportional to 832,471.24, 1,148,811.24 and 450,498.07 is: 621,687.84
Step by Step Solution
- Step 1: Write the proportion equation
832,471.24 : 1,148,811.24 = 450,498.07 : x - Step 2: Convert to fraction form
832,471.24/1,148,811.24 = 450,498.07/x - Step 3: Cross multiply
832,471.24x = 1,148,811.24 × 450,498.07 - Step 4: Simplify right side
832,471.24x = 517,537,246,414.31 - Step 5: Solve for x
x = 517,537,246,414.31/832,471.24 - Step 6: Final answer
x = 621,687.84
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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.