Finding the Fourth Proportional to 393,312.08, 589,970.20 and 97,824.08
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Solution
The fourth proportional to 393,312.08, 589,970.20 and 97,824.08 is: 146,736.64
Step by Step Solution
- Step 1: Write the proportion equation
393,312.08 : 589,970.20 = 97,824.08 : x - Step 2: Convert to fraction form
393,312.08/589,970.20 = 97,824.08/x - Step 3: Cross multiply
393,312.08x = 589,970.20 × 97,824.08 - Step 4: Simplify right side
393,312.08x = 57,713,292,042.42 - Step 5: Solve for x
x = 57,713,292,042.42/393,312.08 - Step 6: Final answer
x = 146,736.64
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.