Finding the Fourth Proportional to 832,402.06, 1,148,717.87 and 450,428.84
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Solution
The fourth proportional to 832,402.06, 1,148,717.87 and 450,428.84 is: 621,593.44
Step by Step Solution
- Step 1: Write the proportion equation
832,402.06 : 1,148,717.87 = 450,428.84 : x - Step 2: Convert to fraction form
832,402.06/1,148,717.87 = 450,428.84/x - Step 3: Cross multiply
832,402.06x = 1,148,717.87 × 450,428.84 - Step 4: Simplify right side
832,402.06x = 517,415,657,671.37 - Step 5: Solve for x
x = 517,415,657,671.37/832,402.06 - Step 6: Final answer
x = 621,593.44
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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.