Finding the Fourth Proportional to 432,803.55, 597,299.81 and 239,207.10
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Solution
The fourth proportional to 432,803.55, 597,299.81 and 239,207.10 is: 330,122.88
Step by Step Solution
- Step 1: Write the proportion equation
432,803.55 : 597,299.81 = 239,207.10 : x - Step 2: Convert to fraction form
432,803.55/597,299.81 = 239,207.10/x - Step 3: Cross multiply
432,803.55x = 597,299.81 × 239,207.10 - Step 4: Simplify right side
432,803.55x = 142,878,354,506.91 - Step 5: Solve for x
x = 142,878,354,506.91/432,803.55 - Step 6: Final answer
x = 330,122.88
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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.