Finding the Fourth Proportional to 832,470.49, 1,148,810.21 and 450,497.31
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Solution
The fourth proportional to 832,470.49, 1,148,810.21 and 450,497.31 is: 621,686.79
Step by Step Solution
- Step 1: Write the proportion equation
832,470.49 : 1,148,810.21 = 450,497.31 : x - Step 2: Convert to fraction form
832,470.49/1,148,810.21 = 450,497.31/x - Step 3: Cross multiply
832,470.49x = 1,148,810.21 × 450,497.31 - Step 4: Simplify right side
832,470.49x = 517,535,909,305.54 - Step 5: Solve for x
x = 517,535,909,305.54/832,470.49 - Step 6: Final answer
x = 621,686.79
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.