Finding the Fourth Proportional to 887,566.24, 1,331,681.92 and 460,835.68
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Solution
The fourth proportional to 887,566.24, 1,331,681.92 and 460,835.68 is: 691,426.19
Step by Step Solution
- Step 1: Write the proportion equation
887,566.24 : 1,331,681.92 = 460,835.68 : x - Step 2: Convert to fraction form
887,566.24/1,331,681.92 = 460,835.68/x - Step 3: Cross multiply
887,566.24x = 1,331,681.92 × 460,835.68 - Step 4: Simplify right side
887,566.24x = 613,686,543,146.91 - Step 5: Solve for x
x = 613,686,543,146.91/887,566.24 - Step 6: Final answer
x = 691,426.19
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.