Finding the Fourth Proportional to 767,088.73, 1,058,589.47 and 422,937.01
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Solution
The fourth proportional to 767,088.73, 1,058,589.47 and 422,937.01 is: 583,656.94
Step by Step Solution
- Step 1: Write the proportion equation
767,088.73 : 1,058,589.47 = 422,937.01 : x - Step 2: Convert to fraction form
767,088.73/1,058,589.47 = 422,937.01/x - Step 3: Cross multiply
767,088.73x = 1,058,589.47 × 422,937.01 - Step 4: Simplify right side
767,088.73x = 447,716,660,498.13 - Step 5: Solve for x
x = 447,716,660,498.13/767,088.73 - Step 6: Final answer
x = 583,656.94
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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.