Finding the Fourth Proportional to 734,209.26, 1,013,526.72 and 688,248.24
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Solution
The fourth proportional to 734,209.26, 1,013,526.72 and 688,248.24 is: 950,080.61
Step by Step Solution
- Step 1: Write the proportion equation
734,209.26 : 1,013,526.72 = 688,248.24 : x - Step 2: Convert to fraction form
734,209.26/1,013,526.72 = 688,248.24/x - Step 3: Cross multiply
734,209.26x = 1,013,526.72 × 688,248.24 - Step 4: Simplify right side
734,209.26x = 697,557,981,232.97 - Step 5: Solve for x
x = 697,557,981,232.97/734,209.26 - Step 6: Final answer
x = 950,080.61
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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.