Finding the Fourth Proportional to 792,614.40, 1,093,783.68 and 566,638.08
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Solution
The fourth proportional to 792,614.40, 1,093,783.68 and 566,638.08 is: 781,943.26
Step by Step Solution
- Step 1: Write the proportion equation
792,614.40 : 1,093,783.68 = 566,638.08 : x - Step 2: Convert to fraction form
792,614.40/1,093,783.68 = 566,638.08/x - Step 3: Cross multiply
792,614.40x = 1,093,783.68 × 566,638.08 - Step 4: Simplify right side
792,614.40x = 619,779,484,370.53 - Step 5: Solve for x
x = 619,779,484,370.53/792,614.40 - Step 6: Final answer
x = 781,943.26
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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.