Finding the Fourth Proportional to 750,907.99, 1,036,254.08 and 406,747.63
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Solution
The fourth proportional to 750,907.99, 1,036,254.08 and 406,747.63 is: 561,312.30
Step by Step Solution
- Step 1: Write the proportion equation
750,907.99 : 1,036,254.08 = 406,747.63 : x - Step 2: Convert to fraction form
750,907.99/1,036,254.08 = 406,747.63/x - Step 3: Cross multiply
750,907.99x = 1,036,254.08 × 406,747.63 - Step 4: Simplify right side
750,907.99x = 421,493,891,117.83 - Step 5: Solve for x
x = 421,493,891,117.83/750,907.99 - Step 6: Final answer
x = 561,312.30
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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.