Finding the Fourth Proportional to 376,702.02, 519,985.20 and 249,418.62
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Solution
The fourth proportional to 376,702.02, 519,985.20 and 249,418.62 is: 344,288.02
Step by Step Solution
- Step 1: Write the proportion equation
376,702.02 : 519,985.20 = 249,418.62 : x - Step 2: Convert to fraction form
376,702.02/519,985.20 = 249,418.62/x - Step 3: Cross multiply
376,702.02x = 519,985.20 × 249,418.62 - Step 4: Simplify right side
376,702.02x = 129,693,991,004.42 - Step 5: Solve for x
x = 129,693,991,004.42/376,702.02 - Step 6: Final answer
x = 344,288.02
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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.