Finding the Fourth Proportional to 750,098.13, 1,035,145.14 and 410,559.09
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Solution
The fourth proportional to 750,098.13, 1,035,145.14 and 410,559.09 is: 566,576.86
Step by Step Solution
- Step 1: Write the proportion equation
750,098.13 : 1,035,145.14 = 410,559.09 : x - Step 2: Convert to fraction form
750,098.13/1,035,145.14 = 410,559.09/x - Step 3: Cross multiply
750,098.13x = 1,035,145.14 × 410,559.09 - Step 4: Simplify right side
750,098.13x = 424,988,239,467.80 - Step 5: Solve for x
x = 424,988,239,467.80/750,098.13 - Step 6: Final answer
x = 566,576.86
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.