Finding the Fourth Proportional to 1,019,197.98, 1,406,510.55 and 560,331.68
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Solution
The fourth proportional to 1,019,197.98, 1,406,510.55 and 560,331.68 is: 773,267.24
Step by Step Solution
- Step 1: Write the proportion equation
1,019,197.98 : 1,406,510.55 = 560,331.68 : x - Step 2: Convert to fraction form
1,019,197.98/1,406,510.55 = 560,331.68/x - Step 3: Cross multiply
1,019,197.98x = 1,406,510.55 × 560,331.68 - Step 4: Simplify right side
1,019,197.98x = 788,112,412,386.67 - Step 5: Solve for x
x = 788,112,412,386.67/1,019,197.98 - Step 6: Final answer
x = 773,267.24
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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.