Finding the Fourth Proportional to 352,946.68, 487,064.82 and 191,798.68
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Solution
The fourth proportional to 352,946.68, 487,064.82 and 191,798.68 is: 264,681.31
Step by Step Solution
- Step 1: Write the proportion equation
352,946.68 : 487,064.82 = 191,798.68 : x - Step 2: Convert to fraction form
352,946.68/487,064.82 = 191,798.68/x - Step 3: Cross multiply
352,946.68x = 487,064.82 × 191,798.68 - Step 4: Simplify right side
352,946.68x = 93,418,389,550.44 - Step 5: Solve for x
x = 93,418,389,550.44/352,946.68 - Step 6: Final answer
x = 264,681.31
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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.