Finding the Fourth Proportional to 387,753.74, 534,881.76 and 232,664.92
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Solution
The fourth proportional to 387,753.74, 534,881.76 and 232,664.92 is: 320,946.53
Step by Step Solution
- Step 1: Write the proportion equation
387,753.74 : 534,881.76 = 232,664.92 : x - Step 2: Convert to fraction form
387,753.74/534,881.76 = 232,664.92/x - Step 3: Cross multiply
387,753.74x = 534,881.76 × 232,664.92 - Step 4: Simplify right side
387,753.74x = 124,448,219,225.45 - Step 5: Solve for x
x = 124,448,219,225.45/387,753.74 - Step 6: Final answer
x = 320,946.53
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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.