Finding the Fourth Proportional to 345,347.91, 476,594.55 and 192,386.07
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Solution
The fourth proportional to 345,347.91, 476,594.55 and 192,386.07 is: 265,500.82
Step by Step Solution
- Step 1: Write the proportion equation
345,347.91 : 476,594.55 = 192,386.07 : x - Step 2: Convert to fraction form
345,347.91/476,594.55 = 192,386.07/x - Step 3: Cross multiply
345,347.91x = 476,594.55 × 192,386.07 - Step 4: Simplify right side
345,347.91x = 91,690,152,457.92 - Step 5: Solve for x
x = 91,690,152,457.92/345,347.91 - Step 6: Final answer
x = 265,500.82
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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.