Finding the Fourth Proportional to 946,777.98, 1,306,558.42 and 517,058.12
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Solution
The fourth proportional to 946,777.98, 1,306,558.42 and 517,058.12 is: 713,542.83
Step by Step Solution
- Step 1: Write the proportion equation
946,777.98 : 1,306,558.42 = 517,058.12 : x - Step 2: Convert to fraction form
946,777.98/1,306,558.42 = 517,058.12/x - Step 3: Cross multiply
946,777.98x = 1,306,558.42 × 517,058.12 - Step 4: Simplify right side
946,777.98x = 675,566,640,315.37 - Step 5: Solve for x
x = 675,566,640,315.37/946,777.98 - Step 6: Final answer
x = 713,542.83
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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.