Finding the Fourth Proportional to 827,216.98, 1,239,752.70 and 371,471.70
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Solution
The fourth proportional to 827,216.98, 1,239,752.70 and 371,471.70 is: 556,725.80
Step by Step Solution
- Step 1: Write the proportion equation
827,216.98 : 1,239,752.70 = 371,471.70 : x - Step 2: Convert to fraction form
827,216.98/1,239,752.70 = 371,471.70/x - Step 3: Cross multiply
827,216.98x = 1,239,752.70 × 371,471.70 - Step 4: Simplify right side
827,216.98x = 460,533,035,921.15 - Step 5: Solve for x
x = 460,533,035,921.15/827,216.98 - Step 6: Final answer
x = 556,725.80
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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.