Finding the Fourth Proportional to 346,395.52, 478,000.56 and 201,134.92
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Solution
The fourth proportional to 346,395.52, 478,000.56 and 201,134.92 is: 277,551.52
Step by Step Solution
- Step 1: Write the proportion equation
346,395.52 : 478,000.56 = 201,134.92 : x - Step 2: Convert to fraction form
346,395.52/478,000.56 = 201,134.92/x - Step 3: Cross multiply
346,395.52x = 478,000.56 × 201,134.92 - Step 4: Simplify right side
346,395.52x = 96,142,604,395.56 - Step 5: Solve for x
x = 96,142,604,395.56/346,395.52 - Step 6: Final answer
x = 277,551.52
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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.