Finding the Fourth Proportional to 411,060.21, 567,335.28 and 239,031.41
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Solution
The fourth proportional to 411,060.21, 567,335.28 and 239,031.41 is: 329,905.32
Step by Step Solution
- Step 1: Write the proportion equation
411,060.21 : 567,335.28 = 239,031.41 : x - Step 2: Convert to fraction form
411,060.21/567,335.28 = 239,031.41/x - Step 3: Cross multiply
411,060.21x = 567,335.28 × 239,031.41 - Step 4: Simplify right side
411,060.21x = 135,610,949,084.47 - Step 5: Solve for x
x = 135,610,949,084.47/411,060.21 - Step 6: Final answer
x = 329,905.32
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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.