Finding the Fourth Proportional to 763,858.99, 1,053,864.70 and 473,364.56
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Solution
The fourth proportional to 763,858.99, 1,053,864.70 and 473,364.56 is: 653,081.54
Step by Step Solution
- Step 1: Write the proportion equation
763,858.99 : 1,053,864.70 = 473,364.56 : x - Step 2: Convert to fraction form
763,858.99/1,053,864.70 = 473,364.56/x - Step 3: Cross multiply
763,858.99x = 1,053,864.70 × 473,364.56 - Step 4: Simplify right side
763,858.99x = 498,862,201,991.03 - Step 5: Solve for x
x = 498,862,201,991.03/763,858.99 - Step 6: Final answer
x = 653,081.54
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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.