Finding the Fourth Proportional to 750,932.24, 1,036,280.28 and 406,760.18
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Solution
The fourth proportional to 750,932.24, 1,036,280.28 and 406,760.18 is: 561,325.68
Step by Step Solution
- Step 1: Write the proportion equation
750,932.24 : 1,036,280.28 = 406,760.18 : x - Step 2: Convert to fraction form
750,932.24/1,036,280.28 = 406,760.18/x - Step 3: Cross multiply
750,932.24x = 1,036,280.28 × 406,760.18 - Step 4: Simplify right side
750,932.24x = 421,517,553,223.25 - Step 5: Solve for x
x = 421,517,553,223.25/750,932.24 - Step 6: Final answer
x = 561,325.68
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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.