Finding the Fourth Proportional to 750,437.66, 1,035,596.53 and 406,264.48
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Solution
The fourth proportional to 750,437.66, 1,035,596.53 and 406,264.48 is: 560,640.95
Step by Step Solution
- Step 1: Write the proportion equation
750,437.66 : 1,035,596.53 = 406,264.48 : x - Step 2: Convert to fraction form
750,437.66/1,035,596.53 = 406,264.48/x - Step 3: Cross multiply
750,437.66x = 1,035,596.53 × 406,264.48 - Step 4: Simplify right side
750,437.66x = 420,726,084,296.47 - Step 5: Solve for x
x = 420,726,084,296.47/750,437.66 - Step 6: Final answer
x = 560,640.95
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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.