Finding the Fourth Proportional to 353,525.14, 487,875.05 and 192,390.63
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Solution
The fourth proportional to 353,525.14, 487,875.05 and 192,390.63 is: 265,504.71
Step by Step Solution
- Step 1: Write the proportion equation
353,525.14 : 487,875.05 = 192,390.63 : x - Step 2: Convert to fraction form
353,525.14/487,875.05 = 192,390.63/x - Step 3: Cross multiply
353,525.14x = 487,875.05 × 192,390.63 - Step 4: Simplify right side
353,525.14x = 93,862,588,230.78 - Step 5: Solve for x
x = 93,862,588,230.78/353,525.14 - Step 6: Final answer
x = 265,504.71
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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.