Finding the Fourth Proportional to 841,305.36, 1,259,946.81 and 485,239.89
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Solution
The fourth proportional to 841,305.36, 1,259,946.81 and 485,239.89 is: 726,699.82
Step by Step Solution
- Step 1: Write the proportion equation
841,305.36 : 1,259,946.81 = 485,239.89 : x - Step 2: Convert to fraction form
841,305.36/1,259,946.81 = 485,239.89/x - Step 3: Cross multiply
841,305.36x = 1,259,946.81 × 485,239.89 - Step 4: Simplify right side
841,305.36x = 611,376,458,034.70 - Step 5: Solve for x
x = 611,376,458,034.70/841,305.36 - Step 6: Final answer
x = 726,699.82
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.