Finding the Fourth Proportional to 936,563.42, 1,292,459.81 and 506,846.67
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Solution
The fourth proportional to 936,563.42, 1,292,459.81 and 506,846.67 is: 699,449.64
Step by Step Solution
- Step 1: Write the proportion equation
936,563.42 : 1,292,459.81 = 506,846.67 : x - Step 2: Convert to fraction form
936,563.42/1,292,459.81 = 506,846.67/x - Step 3: Cross multiply
936,563.42x = 1,292,459.81 × 506,846.67 - Step 4: Simplify right side
936,563.42x = 655,078,950,807.33 - Step 5: Solve for x
x = 655,078,950,807.33/936,563.42 - Step 6: Final answer
x = 699,449.64
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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.