Finding the Fourth Proportional to 377,014.42, 519,894.21 and 249,643.54
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Solution
The fourth proportional to 377,014.42, 519,894.21 and 249,643.54 is: 344,252.70
Step by Step Solution
- Step 1: Write the proportion equation
377,014.42 : 519,894.21 = 249,643.54 : x - Step 2: Convert to fraction form
377,014.42/519,894.21 = 249,643.54/x - Step 3: Cross multiply
377,014.42x = 519,894.21 × 249,643.54 - Step 4: Simplify right side
377,014.42x = 129,788,231,009.90 - Step 5: Solve for x
x = 129,788,231,009.90/377,014.42 - Step 6: Final answer
x = 344,252.70
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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.