Finding the Fourth Proportional to 602,516.12, 831,444.18 and 330,577.88
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Solution
The fourth proportional to 602,516.12, 831,444.18 and 330,577.88 is: 456,182.08
Step by Step Solution
- Step 1: Write the proportion equation
602,516.12 : 831,444.18 = 330,577.88 : x - Step 2: Convert to fraction form
602,516.12/831,444.18 = 330,577.88/x - Step 3: Cross multiply
602,516.12x = 831,444.18 × 330,577.88 - Step 4: Simplify right side
602,516.12x = 274,857,054,362.74 - Step 5: Solve for x
x = 274,857,054,362.74/602,516.12 - Step 6: Final answer
x = 456,182.08
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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.