Finding the Fourth Proportional to 608,392.71, 839,328.24 and 350,207.88
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Solution
The fourth proportional to 608,392.71, 839,328.24 and 350,207.88 is: 483,140.84
Step by Step Solution
- Step 1: Write the proportion equation
608,392.71 : 839,328.24 = 350,207.88 : x - Step 2: Convert to fraction form
608,392.71/839,328.24 = 350,207.88/x - Step 3: Cross multiply
608,392.71x = 839,328.24 × 350,207.88 - Step 4: Simplify right side
608,392.71x = 293,939,363,554.53 - Step 5: Solve for x
x = 293,939,363,554.53/608,392.71 - Step 6: Final answer
x = 483,140.84
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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.