Finding the Fourth Proportional to 750,859.29, 1,036,177.58 and 406,686.66
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Solution
The fourth proportional to 750,859.29, 1,036,177.58 and 406,686.66 is: 561,223.12
Step by Step Solution
- Step 1: Write the proportion equation
750,859.29 : 1,036,177.58 = 406,686.66 : x - Step 2: Convert to fraction form
750,859.29/1,036,177.58 = 406,686.66/x - Step 3: Cross multiply
750,859.29x = 1,036,177.58 × 406,686.66 - Step 4: Simplify right side
750,859.29x = 421,399,597,143.65 - Step 5: Solve for x
x = 421,399,597,143.65/750,859.29 - Step 6: Final answer
x = 561,223.12
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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.