Finding the Fourth Proportional to 1,019,251.31, 1,406,567.70 and 560,373.68
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Solution
The fourth proportional to 1,019,251.31, 1,406,567.70 and 560,373.68 is: 773,316.18
Step by Step Solution
- Step 1: Write the proportion equation
1,019,251.31 : 1,406,567.70 = 560,373.68 : x - Step 2: Convert to fraction form
1,019,251.31/1,406,567.70 = 560,373.68/x - Step 3: Cross multiply
1,019,251.31x = 1,406,567.70 × 560,373.68 - Step 4: Simplify right side
1,019,251.31x = 788,203,521,734.56 - Step 5: Solve for x
x = 788,203,521,734.56/1,019,251.31 - Step 6: Final answer
x = 773,316.18
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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.