Finding the Fourth Proportional to 767,197.66, 1,058,732.84 and 427,665.91
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Solution
The fourth proportional to 767,197.66, 1,058,732.84 and 427,665.91 is: 590,178.99
Step by Step Solution
- Step 1: Write the proportion equation
767,197.66 : 1,058,732.84 = 427,665.91 : x - Step 2: Convert to fraction form
767,197.66/1,058,732.84 = 427,665.91/x - Step 3: Cross multiply
767,197.66x = 1,058,732.84 × 427,665.91 - Step 4: Simplify right side
767,197.66x = 452,783,943,465.48 - Step 5: Solve for x
x = 452,783,943,465.48/767,197.66 - Step 6: Final answer
x = 590,178.99
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.