Finding the Fourth Proportional to 296,565.28, 444,913.26 and 86,219.62
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Solution
The fourth proportional to 296,565.28, 444,913.26 and 86,219.62 is: 129,348.43
Step by Step Solution
- Step 1: Write the proportion equation
296,565.28 : 444,913.26 = 86,219.62 : x - Step 2: Convert to fraction form
296,565.28/444,913.26 = 86,219.62/x - Step 3: Cross multiply
296,565.28x = 444,913.26 × 86,219.62 - Step 4: Simplify right side
296,565.28x = 38,360,252,210.16 - Step 5: Solve for x
x = 38,360,252,210.16/296,565.28 - Step 6: Final answer
x = 129,348.43
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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.