Finding the Fourth Proportional to 602,608.01, 903,964.55 and 197,678.81
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Solution
The fourth proportional to 602,608.01, 903,964.55 and 197,678.81 is: 296,535.45
Step by Step Solution
- Step 1: Write the proportion equation
602,608.01 : 903,964.55 = 197,678.81 : x - Step 2: Convert to fraction form
602,608.01/903,964.55 = 197,678.81/x - Step 3: Cross multiply
602,608.01x = 903,964.55 × 197,678.81 - Step 4: Simplify right side
602,608.01x = 178,694,636,526.19 - Step 5: Solve for x
x = 178,694,636,526.19/602,608.01 - Step 6: Final answer
x = 296,535.45
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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.