Finding the Fourth Proportional to 985,058.84, 1,477,672.08 and 310,959.80
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Solution
The fourth proportional to 985,058.84, 1,477,672.08 and 310,959.80 is: 466,466.16
Step by Step Solution
- Step 1: Write the proportion equation
985,058.84 : 1,477,672.08 = 310,959.80 : x - Step 2: Convert to fraction form
985,058.84/1,477,672.08 = 310,959.80/x - Step 3: Cross multiply
985,058.84x = 1,477,672.08 × 310,959.80 - Step 4: Simplify right side
985,058.84x = 459,496,614,462.38 - Step 5: Solve for x
x = 459,496,614,462.38/985,058.84 - Step 6: Final answer
x = 466,466.16
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.