Finding the Fourth Proportional to 602,266.08, 831,131.28 and 330,335.92
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Solution
The fourth proportional to 602,266.08, 831,131.28 and 330,335.92 is: 455,865.81
Step by Step Solution
- Step 1: Write the proportion equation
602,266.08 : 831,131.28 = 330,335.92 : x - Step 2: Convert to fraction form
602,266.08/831,131.28 = 330,335.92/x - Step 3: Cross multiply
602,266.08x = 831,131.28 × 330,335.92 - Step 4: Simplify right side
602,266.08x = 274,552,517,058.49 - Step 5: Solve for x
x = 274,552,517,058.49/602,266.08 - Step 6: Final answer
x = 455,865.81
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1.5x scale
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.