Finding the Fourth Proportional to 376,620.48, 519,877.80 and 249,468.48
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Solution
The fourth proportional to 376,620.48, 519,877.80 and 249,468.48 is: 344,360.26
Step by Step Solution
- Step 1: Write the proportion equation
376,620.48 : 519,877.80 = 249,468.48 : x - Step 2: Convert to fraction form
376,620.48/519,877.80 = 249,468.48/x - Step 3: Cross multiply
376,620.48x = 519,877.80 × 249,468.48 - Step 4: Simplify right side
376,620.48x = 129,693,124,551.74 - Step 5: Solve for x
x = 129,693,124,551.74/376,620.48 - Step 6: Final answer
x = 344,360.26
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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.